20123899488

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:539

約数の個数: 576

約数和(自身を含む): 74845016064

約数和(自身を除く): 54721116576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 31, 32, 33, 36, 42, 44, 48, 56, 62, 63, 66, 72, 73, 77, 84, 88, 93, 96, 99, 112, 124, 126, 132, 144, 146, 154, 168, 176, 186, 198, 217, 219, 224, 231, 248, 252, 264, 279, 288, 292, 308, 336, 341, 352, 372, 396, 401, 434, 438, 462, 496, 504, 511, 528, 558, 584, 616, 651, 657, 672, 682, 693, 744, 792, 802, 803, 868, 876, 924, 992, 1008, 1022, 1023, 1056, 1116, 1168, 1203, 1232, 1302, 1314, 1364, 1386, 1488, 1533, 1584, 1604, 1606, 1736, 1752, 1848, 1953, 2016, 2044, 2046, 2232, 2263, 2336, 2387, 2406, 2409, 2464, 2604, 2628, 2728, 2772, 2807, 2976, 3066, 3069, 3168, 3208, 3212, 3472, 3504, 3609, 3696, 3906, 4088, 4092, 4411, 4464, 4526, 4599, 4774, 4812, 4818, 5208, 5256, 5456, 5544, 5614, 5621, 6132, 6138, 6416, 6424, 6789, 6944, 7008, 7161, 7218, 7227, 7392, 7812, 8176, 8184, 8421, 8822, 8928, 9052, 9198, 9548, 9624, 9636, 10416, 10512, 10912, 11088, 11228, 11242, 12264, 12276, 12431, 12832, 12848, 13233, 13578, 14322, 14436, 14454, 15624, 15841, 16352, 16368, 16842, 16863, 17644, 18104, 18396, 19096, 19248, 19272, 20367, 20832, 21024, 21483, 22176, 22456, 22484, 24528, 24552, 24862, 24893, 25263, 25696, 26466, 27156, 28644, 28872, 28908, 29273, 30877, 31248, 31682, 32736, 33684, 33726, 35288, 36208, 36792, 37293, 38192, 38496, 38544, 39699, 40734, 42966, 44912, 44968, 47523, 49056, 49104, 49724, 49786, 50526, 50589, 52932, 54312, 57288, 57744, 57816, 58546, 61754, 62496, 63364, 67368, 67452, 70576, 72416, 73584, 74586, 74679, 76384, 77088, 79398, 81468, 85932, 87017, 87819, 89824, 89936, 92631, 95046, 98208, 99448, 99572, 101052, 101178, 105864, 108624, 111879, 114576, 115488, 115632, 117092, 123508, 126728, 134736, 134904, 136741, 141152, 142569, 147168, 149172, 149358, 158796, 162936, 171864, 174034, 174251, 175638, 179872, 185262, 190092, 198896, 199144, 202104, 202356, 204911, 211728, 217248, 223758, 224037, 229152, 231264, 234184, 247016, 253456, 261051, 263457, 269472, 269808, 273482, 277893, 285138, 298344, 298716, 317592, 322003, 325872, 343728, 348068, 348502, 351276, 370524, 380184, 397792, 398288, 404208, 404712, 409822, 410223, 423456, 447516, 448074, 468368, 494032, 506912, 522102, 522753, 526914, 539616, 546964, 555786, 570276, 596688, 597432, 614733, 635184, 644006, 651744, 687456, 696136, 697004, 702552, 741048, 760368, 783153, 796576, 808416, 809424, 819644, 820446, 895032, 896148, 907463, 936736, 957187, 966009, 988064, 1044204, 1045506, 1053828, 1093928, 1111572, 1140552, 1193376, 1194864, 1229466, 1230669, 1270368, 1288012, 1392272, 1394008, 1405104, 1482096, 1520736, 1566306, 1568259, 1618848, 1639288, 1640892, 1790064, 1792296, 1814926, 1844199, 1914374, 1932018, 2088408, 2091012, 2107656, 2187856, 2223144, 2254021, 2281104, 2389728, 2458932, 2461338, 2576024, 2722389, 2784544, 2788016, 2810208, 2871561, 2898027, 2964192, 3132612, 3136518, 3278576, 3281784, 3580128, 3584592, 3629852, 3688398, 3828748, 3864036, 4176816, 4182024, 4215312, 4375712, 4446288, 4508042, 4562208, 4917864, 4922676, 5152048, 5444778, 5576032, 5743122, 5796054, 6265224, 6273036, 6352241, 6557152, 6563568, 6762063, 7169184, 7259704, 7376796, 7657496, 7728072, 8167167, 8353632, 8364048, 8430624, 8614683, 8892576, 9016084, 9835728, 9845352, 9982093, 10304096, 10889556, 11486244, 11592108, 12530448, 12546072, 12704482, 13127136, 13524126, 14519408, 14753592, 15314992, 15456144, 16334334, 16728096, 17229366, 18032168, 19056723, 19671456, 19690704, 19964186, 20286189, 21779112, 22972488, 23184216, 25060896, 25092144, 25408964, 27048252, 29038816, 29507184, 29946279, 30629984, 30912288, 32668668, 34458732, 36064336, 38113446, 39381408, 39928372, 40572378, 43558224, 45944976, 46368432, 50184288, 50817928, 54096504, 57170169, 59014368, 59892558, 65337336, 68917464, 69874651, 72128672, 76226892, 79856744, 81144756, 87116448, 89838837, 91889952, 92736864, 101635856, 108193008, 114340338, 119785116, 130674672, 137834928, 139749302, 152453784, 159713488, 162289512, 179677674, 203271712, 209623953, 216386016, 228680676, 239570232, 261349344, 275669856, 279498604, 304907568, 319426976, 324579024, 359355348, 419247906, 457361352, 479140464, 558997208, 609815136, 628871859, 649158048, 718710696, 838495812, 914722704, 958280928, 1117994416, 1257743718, 1437421392, 1676991624, 1829445408, 2235988832, 2515487436, 2874842784, 3353983248, 5030974872, 6707966496, 10061949744, 20123899488]

約数ペア:

[(1, 20123899488), (2, 10061949744), (3, 6707966496), (4, 5030974872), (6, 3353983248), (7, 2874842784), (8, 2515487436), (9, 2235988832), (11, 1829445408), (12, 1676991624), (14, 1437421392), (16, 1257743718), (18, 1117994416), (21, 958280928), (22, 914722704), (24, 838495812), (28, 718710696), (31, 649158048), (32, 628871859), (33, 609815136), (36, 558997208), (42, 479140464), (44, 457361352), (48, 419247906), (56, 359355348), (62, 324579024), (63, 319426976), (66, 304907568), (72, 279498604), (73, 275669856), (77, 261349344), (84, 239570232), (88, 228680676), (93, 216386016), (96, 209623953), (99, 203271712), (112, 179677674), (124, 162289512), (126, 159713488), (132, 152453784), (144, 139749302), (146, 137834928), (154, 130674672), (168, 119785116), (176, 114340338), (186, 108193008), (198, 101635856), (217, 92736864), (219, 91889952), (224, 89838837), (231, 87116448), (248, 81144756), (252, 79856744), (264, 76226892), (279, 72128672), (288, 69874651), (292, 68917464), (308, 65337336), (336, 59892558), (341, 59014368), (352, 57170169), (372, 54096504), (396, 50817928), (401, 50184288), (434, 46368432), (438, 45944976), (462, 43558224), (496, 40572378), (504, 39928372), (511, 39381408), (528, 38113446), (558, 36064336), (584, 34458732), (616, 32668668), (651, 30912288), (657, 30629984), (672, 29946279), (682, 29507184), (693, 29038816), (744, 27048252), (792, 25408964), (802, 25092144), (803, 25060896), (868, 23184216), (876, 22972488), (924, 21779112), (992, 20286189), (1008, 19964186), (1022, 19690704), (1023, 19671456), (1056, 19056723), (1116, 18032168), (1168, 17229366), (1203, 16728096), (1232, 16334334), (1302, 15456144), (1314, 15314992), (1364, 14753592), (1386, 14519408), (1488, 13524126), (1533, 13127136), (1584, 12704482), (1604, 12546072), (1606, 12530448), (1736, 11592108), (1752, 11486244), (1848, 10889556), (1953, 10304096), (2016, 9982093), (2044, 9845352), (2046, 9835728), (2232, 9016084), (2263, 8892576), (2336, 8614683), (2387, 8430624), (2406, 8364048), (2409, 8353632), (2464, 8167167), (2604, 7728072), (2628, 7657496), (2728, 7376796), (2772, 7259704), (2807, 7169184), (2976, 6762063), (3066, 6563568), (3069, 6557152), (3168, 6352241), (3208, 6273036), (3212, 6265224), (3472, 5796054), (3504, 5743122), (3609, 5576032), (3696, 5444778), (3906, 5152048), (4088, 4922676), (4092, 4917864), (4411, 4562208), (4464, 4508042), (4526, 4446288), (4599, 4375712), (4774, 4215312), (4812, 4182024), (4818, 4176816), (5208, 3864036), (5256, 3828748), (5456, 3688398), (5544, 3629852), (5614, 3584592), (5621, 3580128), (6132, 3281784), (6138, 3278576), (6416, 3136518), (6424, 3132612), (6789, 2964192), (6944, 2898027), (7008, 2871561), (7161, 2810208), (7218, 2788016), (7227, 2784544), (7392, 2722389), (7812, 2576024), (8176, 2461338), (8184, 2458932), (8421, 2389728), (8822, 2281104), (8928, 2254021), (9052, 2223144), (9198, 2187856), (9548, 2107656), (9624, 2091012), (9636, 2088408), (10416, 1932018), (10512, 1914374), (10912, 1844199), (11088, 1814926), (11228, 1792296), (11242, 1790064), (12264, 1640892), (12276, 1639288), (12431, 1618848), (12832, 1568259), (12848, 1566306), (13233, 1520736), (13578, 1482096), (14322, 1405104), (14436, 1394008), (14454, 1392272), (15624, 1288012), (15841, 1270368), (16352, 1230669), (16368, 1229466), (16842, 1194864), (16863, 1193376), (17644, 1140552), (18104, 1111572), (18396, 1093928), (19096, 1053828), (19248, 1045506), (19272, 1044204), (20367, 988064), (20832, 966009), (21024, 957187), (21483, 936736), (22176, 907463), (22456, 896148), (22484, 895032), (24528, 820446), (24552, 819644), (24862, 809424), (24893, 808416), (25263, 796576), (25696, 783153), (26466, 760368), (27156, 741048), (28644, 702552), (28872, 697004), (28908, 696136), (29273, 687456), (30877, 651744), (31248, 644006), (31682, 635184), (32736, 614733), (33684, 597432), (33726, 596688), (35288, 570276), (36208, 555786), (36792, 546964), (37293, 539616), (38192, 526914), (38496, 522753), (38544, 522102), (39699, 506912), (40734, 494032), (42966, 468368), (44912, 448074), (44968, 447516), (47523, 423456), (49056, 410223), (49104, 409822), (49724, 404712), (49786, 404208), (50526, 398288), (50589, 397792), (52932, 380184), (54312, 370524), (57288, 351276), (57744, 348502), (57816, 348068), (58546, 343728), (61754, 325872), (62496, 322003), (63364, 317592), (67368, 298716), (67452, 298344), (70576, 285138), (72416, 277893), (73584, 273482), (74586, 269808), (74679, 269472), (76384, 263457), (77088, 261051), (79398, 253456), (81468, 247016), (85932, 234184), (87017, 231264), (87819, 229152), (89824, 224037), (89936, 223758), (92631, 217248), (95046, 211728), (98208, 204911), (99448, 202356), (99572, 202104), (101052, 199144), (101178, 198896), (105864, 190092), (108624, 185262), (111879, 179872), (114576, 175638), (115488, 174251), (115632, 174034), (117092, 171864), (123508, 162936), (126728, 158796), (134736, 149358), (134904, 149172), (136741, 147168), (141152, 142569)]