64693680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2473}}^1$

素因数の和:2598

約数の個数: 80

約数和(自身を含む): 202472160

約数和(自身を除く): 137778480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2473, 2616, 3270, 4360, 4946, 5232, 6540, 7419, 8720, 9892, 12365, 13080, 14838, 19784, 24730, 26160, 29676, 37095, 39568, 49460, 59352, 74190, 98920, 118704, 148380, 197840, 269557, 296760, 539114, 593520, 808671, 1078228, 1347785, 1617342, 2156456, 2695570, 3234684, 4043355, 4312912, 5391140, 6469368, 8086710, 10782280, 12938736, 16173420, 21564560, 32346840, 64693680]

約数ペア:

[(1, 64693680), (2, 32346840), (3, 21564560), (4, 16173420), (5, 12938736), (6, 10782280), (8, 8086710), (10, 6469368), (12, 5391140), (15, 4312912), (16, 4043355), (20, 3234684), (24, 2695570), (30, 2156456), (40, 1617342), (48, 1347785), (60, 1078228), (80, 808671), (109, 593520), (120, 539114), (218, 296760), (240, 269557), (327, 197840), (436, 148380), (545, 118704), (654, 98920), (872, 74190), (1090, 59352), (1308, 49460), (1635, 39568), (1744, 37095), (2180, 29676), (2473, 26160), (2616, 24730), (3270, 19784), (4360, 14838), (4946, 13080), (5232, 12365), (6540, 9892), (7419, 8720)]