71663240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{601}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 176843520

約数和(自身を除く): 105180280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 271, 440, 542, 601, 1084, 1202, 1355, 2168, 2404, 2710, 2981, 3005, 4808, 5420, 5962, 6010, 6611, 10840, 11924, 12020, 13222, 14905, 23848, 24040, 26444, 29810, 33055, 52888, 59620, 66110, 119240, 132220, 162871, 264440, 325742, 651484, 814355, 1302968, 1628710, 1791581, 3257420, 3583162, 6514840, 7166324, 8957905, 14332648, 17915810, 35831620, 71663240]

約数ペア:

[(1, 71663240), (2, 35831620), (4, 17915810), (5, 14332648), (8, 8957905), (10, 7166324), (11, 6514840), (20, 3583162), (22, 3257420), (40, 1791581), (44, 1628710), (55, 1302968), (88, 814355), (110, 651484), (220, 325742), (271, 264440), (440, 162871), (542, 132220), (601, 119240), (1084, 66110), (1202, 59620), (1355, 52888), (2168, 33055), (2404, 29810), (2710, 26444), (2981, 24040), (3005, 23848), (4808, 14905), (5420, 13222), (5962, 12020), (6010, 11924), (6611, 10840)]