64715880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1723}}^1$

素因数の和:2050

約数の個数: 64

約数和(自身を含む): 194880960

約数和(自身を除く): 130165080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 313, 626, 939, 1252, 1565, 1723, 1878, 2504, 3130, 3446, 3756, 4695, 5169, 6260, 6892, 7512, 8615, 9390, 10338, 12520, 13784, 17230, 18780, 20676, 25845, 34460, 37560, 41352, 51690, 68920, 103380, 206760, 539299, 1078598, 1617897, 2157196, 2696495, 3235794, 4314392, 5392990, 6471588, 8089485, 10785980, 12943176, 16178970, 21571960, 32357940, 64715880]

約数ペア:

[(1, 64715880), (2, 32357940), (3, 21571960), (4, 16178970), (5, 12943176), (6, 10785980), (8, 8089485), (10, 6471588), (12, 5392990), (15, 4314392), (20, 3235794), (24, 2696495), (30, 2157196), (40, 1617897), (60, 1078598), (120, 539299), (313, 206760), (626, 103380), (939, 68920), (1252, 51690), (1565, 41352), (1723, 37560), (1878, 34460), (2504, 25845), (3130, 20676), (3446, 18780), (3756, 17230), (4695, 13784), (5169, 12520), (6260, 10338), (6892, 9390), (7512, 8615)]