66805320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7841}}^1$

素因数の和:7926

約数の個数: 64

約数和(自身を含む): 203264640

約数和(自身を除く): 136459320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 7841, 8520, 15682, 23523, 31364, 39205, 47046, 62728, 78410, 94092, 117615, 156820, 188184, 235230, 313640, 470460, 556711, 940920, 1113422, 1670133, 2226844, 2783555, 3340266, 4453688, 5567110, 6680532, 8350665, 11134220, 13361064, 16701330, 22268440, 33402660, 66805320]

約数ペア:

[(1, 66805320), (2, 33402660), (3, 22268440), (4, 16701330), (5, 13361064), (6, 11134220), (8, 8350665), (10, 6680532), (12, 5567110), (15, 4453688), (20, 3340266), (24, 2783555), (30, 2226844), (40, 1670133), (60, 1113422), (71, 940920), (120, 556711), (142, 470460), (213, 313640), (284, 235230), (355, 188184), (426, 156820), (568, 117615), (710, 94092), (852, 78410), (1065, 62728), (1420, 47046), (1704, 39205), (2130, 31364), (2840, 23523), (4260, 15682), (7841, 8520)]