207978480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{211}}^1$

素因数の和:304

約数の個数: 180

約数和(自身を含む): 721250712

約数和(自身を除く): 513272232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 211, 222, 240, 296, 333, 360, 370, 422, 444, 555, 592, 633, 666, 720, 740, 844, 888, 1055, 1110, 1266, 1332, 1369, 1480, 1665, 1688, 1776, 1899, 2110, 2220, 2532, 2664, 2738, 2960, 3165, 3330, 3376, 3798, 4107, 4220, 4440, 5064, 5328, 5476, 6330, 6660, 6845, 7596, 7807, 8214, 8440, 8880, 9495, 10128, 10952, 12321, 12660, 13320, 13690, 15192, 15614, 16428, 16880, 18990, 20535, 21904, 23421, 24642, 25320, 26640, 27380, 30384, 31228, 32856, 37980, 39035, 41070, 46842, 49284, 50640, 54760, 61605, 62456, 65712, 70263, 75960, 78070, 82140, 93684, 98568, 109520, 117105, 123210, 124912, 140526, 151920, 156140, 164280, 187368, 197136, 234210, 246420, 281052, 288859, 312280, 328560, 351315, 374736, 468420, 492840, 562104, 577718, 624560, 702630, 866577, 936840, 985680, 1124208, 1155436, 1405260, 1444295, 1733154, 1873680, 2310872, 2599731, 2810520, 2888590, 3466308, 4332885, 4621744, 5199462, 5621040, 5777180, 6932616, 8665770, 10398924, 11554360, 12998655, 13865232, 17331540, 20797848, 23108720, 25997310, 34663080, 41595696, 51994620, 69326160, 103989240, 207978480]

約数ペア:

[(1, 207978480), (2, 103989240), (3, 69326160), (4, 51994620), (5, 41595696), (6, 34663080), (8, 25997310), (9, 23108720), (10, 20797848), (12, 17331540), (15, 13865232), (16, 12998655), (18, 11554360), (20, 10398924), (24, 8665770), (30, 6932616), (36, 5777180), (37, 5621040), (40, 5199462), (45, 4621744), (48, 4332885), (60, 3466308), (72, 2888590), (74, 2810520), (80, 2599731), (90, 2310872), (111, 1873680), (120, 1733154), (144, 1444295), (148, 1405260), (180, 1155436), (185, 1124208), (211, 985680), (222, 936840), (240, 866577), (296, 702630), (333, 624560), (360, 577718), (370, 562104), (422, 492840), (444, 468420), (555, 374736), (592, 351315), (633, 328560), (666, 312280), (720, 288859), (740, 281052), (844, 246420), (888, 234210), (1055, 197136), (1110, 187368), (1266, 164280), (1332, 156140), (1369, 151920), (1480, 140526), (1665, 124912), (1688, 123210), (1776, 117105), (1899, 109520), (2110, 98568), (2220, 93684), (2532, 82140), (2664, 78070), (2738, 75960), (2960, 70263), (3165, 65712), (3330, 62456), (3376, 61605), (3798, 54760), (4107, 50640), (4220, 49284), (4440, 46842), (5064, 41070), (5328, 39035), (5476, 37980), (6330, 32856), (6660, 31228), (6845, 30384), (7596, 27380), (7807, 26640), (8214, 25320), (8440, 24642), (8880, 23421), (9495, 21904), (10128, 20535), (10952, 18990), (12321, 16880), (12660, 16428), (13320, 15614), (13690, 15192)]