20408964912

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:214

約数の個数: 720

約数和(自身を含む): 74095257600

約数和(自身を除く): 53686292688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 41, 42, 47, 48, 49, 56, 57, 63, 72, 76, 79, 82, 84, 94, 98, 112, 114, 123, 126, 133, 141, 144, 147, 152, 158, 164, 168, 171, 188, 196, 228, 237, 246, 252, 266, 282, 287, 294, 304, 316, 328, 329, 336, 342, 369, 376, 392, 399, 423, 441, 456, 474, 492, 504, 532, 553, 564, 574, 588, 632, 656, 658, 684, 711, 738, 752, 779, 784, 798, 846, 861, 882, 893, 912, 931, 948, 984, 987, 1008, 1064, 1106, 1128, 1148, 1176, 1197, 1264, 1316, 1368, 1422, 1476, 1501, 1558, 1596, 1659, 1692, 1722, 1764, 1786, 1862, 1896, 1927, 1968, 1974, 2009, 2128, 2212, 2256, 2296, 2303, 2337, 2352, 2394, 2583, 2632, 2679, 2736, 2793, 2844, 2952, 2961, 3002, 3116, 3192, 3239, 3318, 3384, 3444, 3528, 3572, 3713, 3724, 3792, 3854, 3871, 3948, 4018, 4424, 4503, 4592, 4606, 4674, 4788, 4977, 5166, 5264, 5358, 5453, 5586, 5688, 5781, 5904, 5922, 6004, 6027, 6232, 6251, 6384, 6478, 6636, 6768, 6888, 6909, 7011, 7056, 7144, 7426, 7448, 7708, 7742, 7896, 8036, 8037, 8379, 8848, 9006, 9212, 9348, 9576, 9717, 9954, 10332, 10507, 10716, 10906, 11139, 11172, 11376, 11562, 11613, 11844, 12008, 12054, 12464, 12502, 12956, 13272, 13489, 13509, 13776, 13818, 14022, 14288, 14852, 14896, 15416, 15484, 15792, 16072, 16074, 16359, 16758, 17343, 18012, 18081, 18424, 18696, 18753, 19152, 19434, 19908, 20664, 20727, 21014, 21432, 21812, 22278, 22344, 22673, 23124, 23226, 23688, 24016, 24108, 25004, 25912, 25991, 26544, 26978, 27018, 27636, 28044, 29151, 29704, 30832, 30968, 31521, 32144, 32148, 32718, 33417, 33516, 34686, 34839, 36024, 36162, 36613, 36848, 37392, 37506, 38171, 38868, 39816, 40467, 41328, 41454, 42028, 42864, 43624, 43757, 44556, 44688, 45346, 46248, 46452, 47376, 48216, 49077, 50008, 51824, 51982, 53956, 54036, 55272, 56088, 56259, 58302, 59408, 61541, 61936, 63042, 64296, 65436, 66834, 67032, 68019, 69372, 69678, 70547, 72048, 72324, 73226, 73549, 75012, 76342, 77736, 77973, 79632, 80934, 82908, 84056, 87248, 87514, 89112, 90692, 92496, 92904, 94423, 94563, 96432, 98154, 100016, 103964, 107912, 108072, 109839, 110544, 112176, 112518, 114513, 116604, 121401, 123082, 126084, 128592, 130872, 131271, 133668, 134064, 136038, 138744, 139356, 141094, 144648, 146452, 147098, 150024, 152233, 152684, 155472, 155946, 158711, 161868, 165816, 168112, 175028, 178224, 181384, 181937, 184623, 185808, 188846, 189126, 196308, 204057, 207928, 211641, 215824, 216144, 219678, 220647, 225036, 229026, 233208, 233919, 242802, 246164, 252168, 256291, 261744, 262542, 267336, 272076, 277488, 278712, 282188, 283269, 289296, 292904, 294196, 300048, 304466, 305368, 311892, 317422, 323736, 329517, 331632, 343539, 350056, 362768, 363874, 369246, 377692, 378252, 392616, 393813, 408114, 415856, 423282, 430787, 439356, 441294, 450072, 456699, 458052, 466416, 467838, 476133, 485604, 492328, 493829, 504336, 512582, 525084, 534672, 544152, 545811, 553869, 557424, 564376, 566538, 585808, 588392, 608932, 610736, 623784, 634844, 634923, 647472, 659034, 661941, 687078, 700112, 727748, 738492, 755384, 756504, 768873, 785232, 787626, 816228, 846564, 849807, 861574, 878712, 882588, 900144, 913398, 916104, 935676, 952266, 971208, 984656, 987658, 1025164, 1050168, 1065631, 1088304, 1091622, 1107738, 1128752, 1133076, 1176784, 1217864, 1247568, 1269688, 1269846, 1292361, 1318068, 1323882, 1370097, 1374156, 1428399, 1455496, 1476984, 1481487, 1510768, 1513008, 1537746, 1575252, 1632456, 1637433, 1693128, 1699614, 1723148, 1757424, 1765176, 1794037, 1826796, 1832208, 1871352, 1904532, 1942416, 1975316, 2050328, 2100336, 2131262, 2183244, 2215476, 2266152, 2306619, 2435728, 2539376, 2539692, 2584722, 2636136, 2647764, 2740194, 2748312, 2856798, 2892427, 2910992, 2953968, 2962974, 3015509, 3075492, 3150504, 3196893, 3264912, 3274866, 3386256, 3399228, 3446296, 3456803, 3530352, 3588074, 3653592, 3742704, 3809064, 3877083, 3950632, 4100656, 4262524, 4366488, 4430952, 4444461, 4532304, 4613238, 5079384, 5169444, 5272272, 5295528, 5382111, 5480388, 5496624, 5713596, 5784854, 5925948, 6031018, 6150984, 6301008, 6393786, 6549732, 6798456, 6892592, 6913606, 7176148, 7307184, 7459417, 7618128, 7754166, 7901264, 8525048, 8677281, 8732976, 8861904, 8888922, 9046527, 9226476, 9590679, 10158768, 10338888, 10370409, 10591056, 10764222, 10960776, 11427192, 11569708, 11851896, 12062036, 12301968, 12787572, 13099464, 13596912, 13827212, 14352296, 14918834, 15508332, 16146333, 17050096, 17354562, 17777844, 18093054, 18452952, 19181358, 20246989, 20677776, 20740818, 21528444, 21921552, 22378251, 22854384, 23139416, 23703792, 24124072, 25575144, 26031843, 26198928, 27139581, 27654424, 28704592, 29837668, 31016664, 31111227, 32292666, 34709124, 35555688, 36186108, 36905904, 38362716, 40493978, 41481636, 43056888, 44756502, 46278832, 48248144, 51150288, 52063686, 54279162, 55308848, 59675336, 60740967, 62033328, 62222454, 64585332, 67134753, 69418248, 71111376, 72372216, 76725432, 80987956, 82963272, 86113776, 89513004, 104127372, 108558324, 119350672, 121481934, 124444908, 129170664, 134269506, 138836496, 141728923, 144744432, 153450864, 161975912, 165926544, 179026008, 182222901, 208254744, 217116648, 242963868, 248889816, 258341328, 268539012, 283457846, 323951824, 358052016, 364445802, 416509488, 425186769, 434233296, 485927736, 497779632, 537078024, 566915692, 728891604, 850373538, 971855472, 1074156048, 1133831384, 1275560307, 1457783208, 1700747076, 2267662768, 2551120614, 2915566416, 3401494152, 5102241228, 6802988304, 10204482456, 20408964912]

約数ペア:

[(1, 20408964912), (2, 10204482456), (3, 6802988304), (4, 5102241228), (6, 3401494152), (7, 2915566416), (8, 2551120614), (9, 2267662768), (12, 1700747076), (14, 1457783208), (16, 1275560307), (18, 1133831384), (19, 1074156048), (21, 971855472), (24, 850373538), (28, 728891604), (36, 566915692), (38, 537078024), (41, 497779632), (42, 485927736), (47, 434233296), (48, 425186769), (49, 416509488), (56, 364445802), (57, 358052016), (63, 323951824), (72, 283457846), (76, 268539012), (79, 258341328), (82, 248889816), (84, 242963868), (94, 217116648), (98, 208254744), (112, 182222901), (114, 179026008), (123, 165926544), (126, 161975912), (133, 153450864), (141, 144744432), (144, 141728923), (147, 138836496), (152, 134269506), (158, 129170664), (164, 124444908), (168, 121481934), (171, 119350672), (188, 108558324), (196, 104127372), (228, 89513004), (237, 86113776), (246, 82963272), (252, 80987956), (266, 76725432), (282, 72372216), (287, 71111376), (294, 69418248), (304, 67134753), (316, 64585332), (328, 62222454), (329, 62033328), (336, 60740967), (342, 59675336), (369, 55308848), (376, 54279162), (392, 52063686), (399, 51150288), (423, 48248144), (441, 46278832), (456, 44756502), (474, 43056888), (492, 41481636), (504, 40493978), (532, 38362716), (553, 36905904), (564, 36186108), (574, 35555688), (588, 34709124), (632, 32292666), (656, 31111227), (658, 31016664), (684, 29837668), (711, 28704592), (738, 27654424), (752, 27139581), (779, 26198928), (784, 26031843), (798, 25575144), (846, 24124072), (861, 23703792), (882, 23139416), (893, 22854384), (912, 22378251), (931, 21921552), (948, 21528444), (984, 20740818), (987, 20677776), (1008, 20246989), (1064, 19181358), (1106, 18452952), (1128, 18093054), (1148, 17777844), (1176, 17354562), (1197, 17050096), (1264, 16146333), (1316, 15508332), (1368, 14918834), (1422, 14352296), (1476, 13827212), (1501, 13596912), (1558, 13099464), (1596, 12787572), (1659, 12301968), (1692, 12062036), (1722, 11851896), (1764, 11569708), (1786, 11427192), (1862, 10960776), (1896, 10764222), (1927, 10591056), (1968, 10370409), (1974, 10338888), (2009, 10158768), (2128, 9590679), (2212, 9226476), (2256, 9046527), (2296, 8888922), (2303, 8861904), (2337, 8732976), (2352, 8677281), (2394, 8525048), (2583, 7901264), (2632, 7754166), (2679, 7618128), (2736, 7459417), (2793, 7307184), (2844, 7176148), (2952, 6913606), (2961, 6892592), (3002, 6798456), (3116, 6549732), (3192, 6393786), (3239, 6301008), (3318, 6150984), (3384, 6031018), (3444, 5925948), (3528, 5784854), (3572, 5713596), (3713, 5496624), (3724, 5480388), (3792, 5382111), (3854, 5295528), (3871, 5272272), (3948, 5169444), (4018, 5079384), (4424, 4613238), (4503, 4532304), (4592, 4444461), (4606, 4430952), (4674, 4366488), (4788, 4262524), (4977, 4100656), (5166, 3950632), (5264, 3877083), (5358, 3809064), (5453, 3742704), (5586, 3653592), (5688, 3588074), (5781, 3530352), (5904, 3456803), (5922, 3446296), (6004, 3399228), (6027, 3386256), (6232, 3274866), (6251, 3264912), (6384, 3196893), (6478, 3150504), (6636, 3075492), (6768, 3015509), (6888, 2962974), (6909, 2953968), (7011, 2910992), (7056, 2892427), (7144, 2856798), (7426, 2748312), (7448, 2740194), (7708, 2647764), (7742, 2636136), (7896, 2584722), (8036, 2539692), (8037, 2539376), (8379, 2435728), (8848, 2306619), (9006, 2266152), (9212, 2215476), (9348, 2183244), (9576, 2131262), (9717, 2100336), (9954, 2050328), (10332, 1975316), (10507, 1942416), (10716, 1904532), (10906, 1871352), (11139, 1832208), (11172, 1826796), (11376, 1794037), (11562, 1765176), (11613, 1757424), (11844, 1723148), (12008, 1699614), (12054, 1693128), (12464, 1637433), (12502, 1632456), (12956, 1575252), (13272, 1537746), (13489, 1513008), (13509, 1510768), (13776, 1481487), (13818, 1476984), (14022, 1455496), (14288, 1428399), (14852, 1374156), (14896, 1370097), (15416, 1323882), (15484, 1318068), (15792, 1292361), (16072, 1269846), (16074, 1269688), (16359, 1247568), (16758, 1217864), (17343, 1176784), (18012, 1133076), (18081, 1128752), (18424, 1107738), (18696, 1091622), (18753, 1088304), (19152, 1065631), (19434, 1050168), (19908, 1025164), (20664, 987658), (20727, 984656), (21014, 971208), (21432, 952266), (21812, 935676), (22278, 916104), (22344, 913398), (22673, 900144), (23124, 882588), (23226, 878712), (23688, 861574), (24016, 849807), (24108, 846564), (25004, 816228), (25912, 787626), (25991, 785232), (26544, 768873), (26978, 756504), (27018, 755384), (27636, 738492), (28044, 727748), (29151, 700112), (29704, 687078), (30832, 661941), (30968, 659034), (31521, 647472), (32144, 634923), (32148, 634844), (32718, 623784), (33417, 610736), (33516, 608932), (34686, 588392), (34839, 585808), (36024, 566538), (36162, 564376), (36613, 557424), (36848, 553869), (37392, 545811), (37506, 544152), (38171, 534672), (38868, 525084), (39816, 512582), (40467, 504336), (41328, 493829), (41454, 492328), (42028, 485604), (42864, 476133), (43624, 467838), (43757, 466416), (44556, 458052), (44688, 456699), (45346, 450072), (46248, 441294), (46452, 439356), (47376, 430787), (48216, 423282), (49077, 415856), (50008, 408114), (51824, 393813), (51982, 392616), (53956, 378252), (54036, 377692), (55272, 369246), (56088, 363874), (56259, 362768), (58302, 350056), (59408, 343539), (61541, 331632), (61936, 329517), (63042, 323736), (64296, 317422), (65436, 311892), (66834, 305368), (67032, 304466), (68019, 300048), (69372, 294196), (69678, 292904), (70547, 289296), (72048, 283269), (72324, 282188), (73226, 278712), (73549, 277488), (75012, 272076), (76342, 267336), (77736, 262542), (77973, 261744), (79632, 256291), (80934, 252168), (82908, 246164), (84056, 242802), (87248, 233919), (87514, 233208), (89112, 229026), (90692, 225036), (92496, 220647), (92904, 219678), (94423, 216144), (94563, 215824), (96432, 211641), (98154, 207928), (100016, 204057), (103964, 196308), (107912, 189126), (108072, 188846), (109839, 185808), (110544, 184623), (112176, 181937), (112518, 181384), (114513, 178224), (116604, 175028), (121401, 168112), (123082, 165816), (126084, 161868), (128592, 158711), (130872, 155946), (131271, 155472), (133668, 152684), (134064, 152233), (136038, 150024), (138744, 147098), (139356, 146452), (141094, 144648)]