72871360

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9901}}^1$

素因数の和:9941

約数の個数: 56

約数和(自身を含む): 181087776

約数和(自身を除く): 108216416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 9901, 19802, 39604, 49505, 79208, 99010, 158416, 198020, 227723, 316832, 396040, 455446, 633664, 792080, 910892, 1138615, 1584160, 1821784, 2277230, 3168320, 3643568, 4554460, 7287136, 9108920, 14574272, 18217840, 36435680, 72871360]

約数ペア:

[(1, 72871360), (2, 36435680), (4, 18217840), (5, 14574272), (8, 9108920), (10, 7287136), (16, 4554460), (20, 3643568), (23, 3168320), (32, 2277230), (40, 1821784), (46, 1584160), (64, 1138615), (80, 910892), (92, 792080), (115, 633664), (160, 455446), (184, 396040), (230, 316832), (320, 227723), (368, 198020), (460, 158416), (736, 99010), (920, 79208), (1472, 49505), (1840, 39604), (3680, 19802), (7360, 9901)]