15707614640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{19759}}^1$

素因数の和:20314

約数の個数: 80

約数和(自身を含む): 38517772800

約数和(自身を除く): 22810158160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 523, 760, 1046, 1520, 2092, 2615, 4184, 5230, 8368, 9937, 10460, 19759, 19874, 20920, 39518, 39748, 41840, 49685, 79036, 79496, 98795, 99370, 158072, 158992, 197590, 198740, 316144, 375421, 395180, 397480, 750842, 790360, 794960, 1501684, 1580720, 1877105, 3003368, 3754210, 6006736, 7508420, 10333957, 15016840, 20667914, 30033680, 41335828, 51669785, 82671656, 103339570, 165343312, 196345183, 206679140, 392690366, 413358280, 785380732, 826716560, 981725915, 1570761464, 1963451830, 3141522928, 3926903660, 7853807320, 15707614640]

約数ペア:

[(1, 15707614640), (2, 7853807320), (4, 3926903660), (5, 3141522928), (8, 1963451830), (10, 1570761464), (16, 981725915), (19, 826716560), (20, 785380732), (38, 413358280), (40, 392690366), (76, 206679140), (80, 196345183), (95, 165343312), (152, 103339570), (190, 82671656), (304, 51669785), (380, 41335828), (523, 30033680), (760, 20667914), (1046, 15016840), (1520, 10333957), (2092, 7508420), (2615, 6006736), (4184, 3754210), (5230, 3003368), (8368, 1877105), (9937, 1580720), (10460, 1501684), (19759, 794960), (19874, 790360), (20920, 750842), (39518, 397480), (39748, 395180), (41840, 375421), (49685, 316144), (79036, 198740), (79496, 197590), (98795, 158992), (99370, 158072)]