19876501008

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 960

約数和(自身を含む): 78423552000

約数和(自身を除く): 58547050992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 19, 21, 23, 24, 26, 27, 28, 36, 38, 39, 42, 46, 48, 52, 54, 56, 57, 63, 69, 72, 76, 78, 84, 89, 91, 92, 104, 108, 112, 114, 117, 126, 133, 138, 144, 152, 156, 161, 168, 169, 171, 178, 182, 184, 189, 207, 208, 216, 228, 234, 247, 252, 266, 267, 273, 276, 299, 304, 312, 322, 336, 338, 342, 351, 356, 364, 368, 378, 399, 414, 432, 437, 456, 468, 483, 494, 504, 507, 513, 532, 534, 546, 552, 598, 621, 623, 624, 644, 676, 684, 702, 712, 728, 741, 756, 798, 801, 819, 828, 874, 897, 912, 936, 966, 988, 1008, 1014, 1026, 1064, 1068, 1092, 1104, 1157, 1183, 1196, 1197, 1242, 1246, 1288, 1311, 1352, 1368, 1404, 1424, 1449, 1456, 1482, 1512, 1521, 1596, 1602, 1638, 1656, 1691, 1729, 1748, 1794, 1869, 1872, 1932, 1976, 2028, 2047, 2052, 2093, 2128, 2136, 2184, 2223, 2314, 2366, 2392, 2394, 2403, 2457, 2484, 2492, 2576, 2622, 2691, 2704, 2736, 2808, 2898, 2964, 3024, 3042, 3059, 3192, 3204, 3211, 3276, 3312, 3382, 3458, 3471, 3496, 3549, 3588, 3591, 3738, 3864, 3887, 3933, 3952, 4056, 4094, 4104, 4186, 4272, 4347, 4368, 4446, 4563, 4628, 4732, 4784, 4788, 4806, 4914, 4968, 4984, 5073, 5187, 5244, 5382, 5607, 5616, 5681, 5796, 5928, 6084, 6118, 6141, 6279, 6384, 6408, 6422, 6552, 6669, 6764, 6916, 6942, 6992, 7098, 7176, 7182, 7476, 7728, 7774, 7866, 8073, 8099, 8112, 8188, 8208, 8372, 8694, 8892, 9126, 9177, 9256, 9464, 9576, 9612, 9633, 9828, 9936, 9968, 10146, 10374, 10413, 10488, 10647, 10764, 11214, 11362, 11592, 11661, 11799, 11837, 11856, 12168, 12236, 12282, 12558, 12816, 12844, 13104, 13338, 13528, 13832, 13884, 14196, 14329, 14352, 14364, 14952, 15041, 15219, 15548, 15561, 15732, 16146, 16198, 16376, 16744, 16821, 17043, 17388, 17784, 18252, 18354, 18423, 18512, 18837, 18928, 19152, 19224, 19266, 19656, 20292, 20748, 20826, 20976, 21294, 21528, 21983, 22428, 22477, 22724, 23184, 23322, 23598, 23674, 24297, 24336, 24472, 24564, 25116, 25688, 26611, 26676, 27056, 27209, 27531, 27664, 27768, 28392, 28658, 28728, 28899, 29904, 30082, 30438, 31096, 31122, 31239, 31464, 31941, 32292, 32396, 32752, 33488, 33642, 34086, 34776, 34983, 35511, 35568, 36504, 36708, 36846, 37674, 38448, 38532, 38893, 39312, 39767, 40584, 41496, 41652, 42588, 42987, 43056, 43966, 44856, 44954, 45123, 45448, 45657, 46644, 46683, 47196, 47348, 48594, 48944, 49128, 50232, 51129, 51376, 53222, 53352, 54418, 55062, 55269, 55536, 56511, 56784, 57316, 57456, 57798, 60164, 60876, 62192, 62244, 62478, 62928, 63882, 64584, 64792, 65949, 67284, 67431, 68172, 69552, 69966, 71022, 72891, 73008, 73416, 73692, 73853, 75348, 77064, 77786, 79534, 79833, 81168, 81627, 82593, 82992, 83304, 85176, 85974, 86697, 87932, 89712, 89908, 90246, 90896, 91314, 93288, 93366, 94392, 94696, 97188, 98256, 100464, 102258, 104949, 105287, 106444, 106533, 106704, 108836, 110124, 110538, 113022, 114632, 115596, 116679, 119301, 120328, 121752, 124488, 124956, 127764, 128961, 129168, 129584, 131898, 134568, 134862, 135369, 136344, 139932, 142044, 145782, 146832, 147384, 147706, 150696, 153387, 153881, 154128, 155572, 159068, 159666, 163254, 165186, 166608, 170352, 171948, 173394, 175864, 179816, 180492, 182628, 186277, 186576, 186732, 188784, 189392, 194376, 197847, 202293, 204516, 209898, 210574, 212888, 213066, 217672, 218673, 220248, 221076, 221559, 226044, 229264, 231192, 233358, 238602, 239499, 240656, 243504, 244881, 248976, 249912, 255528, 257922, 263796, 269136, 269724, 270738, 272251, 272688, 279864, 284088, 285779, 291564, 294768, 295412, 301392, 306774, 307762, 311144, 315861, 318136, 319332, 319599, 326508, 330372, 343896, 345943, 346788, 350037, 351728, 357903, 359632, 360984, 365256, 372554, 373464, 386883, 388752, 395694, 404586, 406107, 409032, 419796, 421148, 425776, 426132, 435344, 437346, 440496, 442152, 443118, 452088, 461643, 462384, 466716, 477204, 478998, 489762, 499824, 505609, 511056, 515844, 516971, 527592, 539448, 541476, 544502, 558831, 559728, 568176, 571558, 583128, 590824, 593541, 606879, 613548, 615524, 622288, 631722, 636272, 638664, 639198, 653016, 660744, 664677, 687792, 691886, 693576, 700074, 715806, 718497, 721968, 730512, 734643, 745108, 746928, 773766, 791388, 809172, 812214, 816753, 818064, 839592, 842296, 852264, 857337, 874692, 884304, 886236, 904176, 923286, 933432, 947583, 954408, 957996, 979524, 1011218, 1031688, 1033942, 1037829, 1050111, 1055184, 1073709, 1078896, 1082952, 1089004, 1117662, 1143116, 1166256, 1181648, 1187082, 1213758, 1227096, 1231048, 1263444, 1277328, 1278396, 1306032, 1321488, 1329354, 1383772, 1384929, 1387152, 1400148, 1431612, 1436994, 1469286, 1490216, 1516827, 1547532, 1550913, 1582776, 1618344, 1624428, 1633506, 1676493, 1679184, 1684592, 1704528, 1714674, 1749384, 1772472, 1846572, 1866864, 1895166, 1908816, 1915992, 1959048, 1994031, 2000453, 2022436, 2063376, 2067884, 2075658, 2100222, 2147418, 2165904, 2178008, 2235324, 2286232, 2374164, 2421601, 2427516, 2450259, 2454192, 2462096, 2526888, 2556792, 2572011, 2658708, 2767544, 2769858, 2800296, 2842749, 2863224, 2873988, 2938572, 2980432, 3033654, 3095064, 3101826, 3113487, 3165552, 3236688, 3248856, 3267012, 3352986, 3429348, 3498768, 3539263, 3544944, 3693144, 3790332, 3831984, 3918096, 3988062, 4000906, 4044872, 4135768, 4151316, 4154787, 4200444, 4294836, 4356016, 4470648, 4550481, 4572464, 4652739, 4748328, 4843202, 4855032, 4900518, 5029479, 5053776, 5113584, 5144022, 5317416, 5535088, 5539716, 5600592, 5685498, 5726448, 5747976, 5877144, 6001359, 6067308, 6190128, 6203652, 6226974, 6497712, 6534024, 6572917, 6705972, 6858696, 7078526, 7264803, 7350777, 7386288, 7580664, 7716033, 7976124, 8001812, 8089744, 8271536, 8302632, 8309574, 8400888, 8589672, 8941296, 9100962, 9305478, 9340461, 9496656, 9686404, 9710064, 9801036, 10058958, 10288044, 10617789, 10634832, 11079432, 11370996, 11495952, 11754288, 12002718, 12134616, 12407304, 12453948, 13068048, 13145834, 13411944, 13651443, 13717392, 13958217, 14157052, 14529606, 14701554, 15161328, 15432066, 15952248, 16003624, 16605264, 16619148, 16801776, 17179344, 18004077, 18201924, 18610956, 18680922, 19372808, 19602072, 19718751, 20117916, 20576088, 21235578, 21794409, 22158864, 22741992, 24005436, 24269232, 24814608, 24907896, 26291668, 26823888, 27302886, 27916434, 28314104, 29059212, 29403108, 30864132, 31853367, 31904496, 32007248, 33238296, 36008154, 36403848, 37221912, 37361844, 38745616, 39204144, 39437502, 40235832, 41152176, 42471156, 43588818, 45483984, 46010419, 48010872, 49815792, 52583336, 54012231, 54605772, 55832868, 56628208, 58118424, 58806216, 59156253, 61728264, 63706734, 65383227, 66476592, 72016308, 72807696, 74443824, 74723688, 78875004, 80471664, 84942312, 87177636, 92020838, 95560101, 96021744, 105166672, 108024462, 109211544, 111665736, 116236848, 117612432, 118312506, 123456528, 127413468, 130766454, 138031257, 144032616, 149447376, 157750008, 169884624, 174355272, 177468759, 184041676, 191120202, 216048924, 218423088, 223331472, 236625012, 254826936, 261532908, 276062514, 288065232, 315500016, 348710544, 354937518, 368083352, 382240404, 414093771, 432097848, 473250024, 509653872, 523065816, 552125028, 709875036, 736166704, 764480808, 828187542, 864195696, 946500048, 1046131632, 1104250056, 1242281313, 1419750072, 1528961616, 1656375084, 2208500112, 2484562626, 2839500144, 3312750168, 4969125252, 6625500336, 9938250504, 19876501008]

約数ペア:

[(1, 19876501008), (2, 9938250504), (3, 6625500336), (4, 4969125252), (6, 3312750168), (7, 2839500144), (8, 2484562626), (9, 2208500112), (12, 1656375084), (13, 1528961616), (14, 1419750072), (16, 1242281313), (18, 1104250056), (19, 1046131632), (21, 946500048), (23, 864195696), (24, 828187542), (26, 764480808), (27, 736166704), (28, 709875036), (36, 552125028), (38, 523065816), (39, 509653872), (42, 473250024), (46, 432097848), (48, 414093771), (52, 382240404), (54, 368083352), (56, 354937518), (57, 348710544), (63, 315500016), (69, 288065232), (72, 276062514), (76, 261532908), (78, 254826936), (84, 236625012), (89, 223331472), (91, 218423088), (92, 216048924), (104, 191120202), (108, 184041676), (112, 177468759), (114, 174355272), (117, 169884624), (126, 157750008), (133, 149447376), (138, 144032616), (144, 138031257), (152, 130766454), (156, 127413468), (161, 123456528), (168, 118312506), (169, 117612432), (171, 116236848), (178, 111665736), (182, 109211544), (184, 108024462), (189, 105166672), (207, 96021744), (208, 95560101), (216, 92020838), (228, 87177636), (234, 84942312), (247, 80471664), (252, 78875004), (266, 74723688), (267, 74443824), (273, 72807696), (276, 72016308), (299, 66476592), (304, 65383227), (312, 63706734), (322, 61728264), (336, 59156253), (338, 58806216), (342, 58118424), (351, 56628208), (356, 55832868), (364, 54605772), (368, 54012231), (378, 52583336), (399, 49815792), (414, 48010872), (432, 46010419), (437, 45483984), (456, 43588818), (468, 42471156), (483, 41152176), (494, 40235832), (504, 39437502), (507, 39204144), (513, 38745616), (532, 37361844), (534, 37221912), (546, 36403848), (552, 36008154), (598, 33238296), (621, 32007248), (623, 31904496), (624, 31853367), (644, 30864132), (676, 29403108), (684, 29059212), (702, 28314104), (712, 27916434), (728, 27302886), (741, 26823888), (756, 26291668), (798, 24907896), (801, 24814608), (819, 24269232), (828, 24005436), (874, 22741992), (897, 22158864), (912, 21794409), (936, 21235578), (966, 20576088), (988, 20117916), (1008, 19718751), (1014, 19602072), (1026, 19372808), (1064, 18680922), (1068, 18610956), (1092, 18201924), (1104, 18004077), (1157, 17179344), (1183, 16801776), (1196, 16619148), (1197, 16605264), (1242, 16003624), (1246, 15952248), (1288, 15432066), (1311, 15161328), (1352, 14701554), (1368, 14529606), (1404, 14157052), (1424, 13958217), (1449, 13717392), (1456, 13651443), (1482, 13411944), (1512, 13145834), (1521, 13068048), (1596, 12453948), (1602, 12407304), (1638, 12134616), (1656, 12002718), (1691, 11754288), (1729, 11495952), (1748, 11370996), (1794, 11079432), (1869, 10634832), (1872, 10617789), (1932, 10288044), (1976, 10058958), (2028, 9801036), (2047, 9710064), (2052, 9686404), (2093, 9496656), (2128, 9340461), (2136, 9305478), (2184, 9100962), (2223, 8941296), (2314, 8589672), (2366, 8400888), (2392, 8309574), (2394, 8302632), (2403, 8271536), (2457, 8089744), (2484, 8001812), (2492, 7976124), (2576, 7716033), (2622, 7580664), (2691, 7386288), (2704, 7350777), (2736, 7264803), (2808, 7078526), (2898, 6858696), (2964, 6705972), (3024, 6572917), (3042, 6534024), (3059, 6497712), (3192, 6226974), (3204, 6203652), (3211, 6190128), (3276, 6067308), (3312, 6001359), (3382, 5877144), (3458, 5747976), (3471, 5726448), (3496, 5685498), (3549, 5600592), (3588, 5539716), (3591, 5535088), (3738, 5317416), (3864, 5144022), (3887, 5113584), (3933, 5053776), (3952, 5029479), (4056, 4900518), (4094, 4855032), (4104, 4843202), (4186, 4748328), (4272, 4652739), (4347, 4572464), (4368, 4550481), (4446, 4470648), (4563, 4356016), (4628, 4294836), (4732, 4200444), (4784, 4154787), (4788, 4151316), (4806, 4135768), (4914, 4044872), (4968, 4000906), (4984, 3988062), (5073, 3918096), (5187, 3831984), (5244, 3790332), (5382, 3693144), (5607, 3544944), (5616, 3539263), (5681, 3498768), (5796, 3429348), (5928, 3352986), (6084, 3267012), (6118, 3248856), (6141, 3236688), (6279, 3165552), (6384, 3113487), (6408, 3101826), (6422, 3095064), (6552, 3033654), (6669, 2980432), (6764, 2938572), (6916, 2873988), (6942, 2863224), (6992, 2842749), (7098, 2800296), (7176, 2769858), (7182, 2767544), (7476, 2658708), (7728, 2572011), (7774, 2556792), (7866, 2526888), (8073, 2462096), (8099, 2454192), (8112, 2450259), (8188, 2427516), (8208, 2421601), (8372, 2374164), (8694, 2286232), (8892, 2235324), (9126, 2178008), (9177, 2165904), (9256, 2147418), (9464, 2100222), (9576, 2075658), (9612, 2067884), (9633, 2063376), (9828, 2022436), (9936, 2000453), (9968, 1994031), (10146, 1959048), (10374, 1915992), (10413, 1908816), (10488, 1895166), (10647, 1866864), (10764, 1846572), (11214, 1772472), (11362, 1749384), (11592, 1714674), (11661, 1704528), (11799, 1684592), (11837, 1679184), (11856, 1676493), (12168, 1633506), (12236, 1624428), (12282, 1618344), (12558, 1582776), (12816, 1550913), (12844, 1547532), (13104, 1516827), (13338, 1490216), (13528, 1469286), (13832, 1436994), (13884, 1431612), (14196, 1400148), (14329, 1387152), (14352, 1384929), (14364, 1383772), (14952, 1329354), (15041, 1321488), (15219, 1306032), (15548, 1278396), (15561, 1277328), (15732, 1263444), (16146, 1231048), (16198, 1227096), (16376, 1213758), (16744, 1187082), (16821, 1181648), (17043, 1166256), (17388, 1143116), (17784, 1117662), (18252, 1089004), (18354, 1082952), (18423, 1078896), (18512, 1073709), (18837, 1055184), (18928, 1050111), (19152, 1037829), (19224, 1033942), (19266, 1031688), (19656, 1011218), (20292, 979524), (20748, 957996), (20826, 954408), (20976, 947583), (21294, 933432), (21528, 923286), (21983, 904176), (22428, 886236), (22477, 884304), (22724, 874692), (23184, 857337), (23322, 852264), (23598, 842296), (23674, 839592), (24297, 818064), (24336, 816753), (24472, 812214), (24564, 809172), (25116, 791388), (25688, 773766), (26611, 746928), (26676, 745108), (27056, 734643), (27209, 730512), (27531, 721968), (27664, 718497), (27768, 715806), (28392, 700074), (28658, 693576), (28728, 691886), (28899, 687792), (29904, 664677), (30082, 660744), (30438, 653016), (31096, 639198), (31122, 638664), (31239, 636272), (31464, 631722), (31941, 622288), (32292, 615524), (32396, 613548), (32752, 606879), (33488, 593541), (33642, 590824), (34086, 583128), (34776, 571558), (34983, 568176), (35511, 559728), (35568, 558831), (36504, 544502), (36708, 541476), (36846, 539448), (37674, 527592), (38448, 516971), (38532, 515844), (38893, 511056), (39312, 505609), (39767, 499824), (40584, 489762), (41496, 478998), (41652, 477204), (42588, 466716), (42987, 462384), (43056, 461643), (43966, 452088), (44856, 443118), (44954, 442152), (45123, 440496), (45448, 437346), (45657, 435344), (46644, 426132), (46683, 425776), (47196, 421148), (47348, 419796), (48594, 409032), (48944, 406107), (49128, 404586), (50232, 395694), (51129, 388752), (51376, 386883), (53222, 373464), (53352, 372554), (54418, 365256), (55062, 360984), (55269, 359632), (55536, 357903), (56511, 351728), (56784, 350037), (57316, 346788), (57456, 345943), (57798, 343896), (60164, 330372), (60876, 326508), (62192, 319599), (62244, 319332), (62478, 318136), (62928, 315861), (63882, 311144), (64584, 307762), (64792, 306774), (65949, 301392), (67284, 295412), (67431, 294768), (68172, 291564), (69552, 285779), (69966, 284088), (71022, 279864), (72891, 272688), (73008, 272251), (73416, 270738), (73692, 269724), (73853, 269136), (75348, 263796), (77064, 257922), (77786, 255528), (79534, 249912), (79833, 248976), (81168, 244881), (81627, 243504), (82593, 240656), (82992, 239499), (83304, 238602), (85176, 233358), (85974, 231192), (86697, 229264), (87932, 226044), (89712, 221559), (89908, 221076), (90246, 220248), (90896, 218673), (91314, 217672), (93288, 213066), (93366, 212888), (94392, 210574), (94696, 209898), (97188, 204516), (98256, 202293), (100464, 197847), (102258, 194376), (104949, 189392), (105287, 188784), (106444, 186732), (106533, 186576), (106704, 186277), (108836, 182628), (110124, 180492), (110538, 179816), (113022, 175864), (114632, 173394), (115596, 171948), (116679, 170352), (119301, 166608), (120328, 165186), (121752, 163254), (124488, 159666), (124956, 159068), (127764, 155572), (128961, 154128), (129168, 153881), (129584, 153387), (131898, 150696), (134568, 147706), (134862, 147384), (135369, 146832), (136344, 145782), (139932, 142044)]