8685240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:632

約数の個数: 64

約数和(自身を含む): 26278560

約数和(自身を除く): 17593320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 461, 471, 628, 785, 922, 942, 1256, 1383, 1570, 1844, 1884, 2305, 2355, 2766, 3140, 3688, 3768, 4610, 4710, 5532, 6280, 6915, 9220, 9420, 11064, 13830, 18440, 18840, 27660, 55320, 72377, 144754, 217131, 289508, 361885, 434262, 579016, 723770, 868524, 1085655, 1447540, 1737048, 2171310, 2895080, 4342620, 8685240]

約数ペア:

[(1, 8685240), (2, 4342620), (3, 2895080), (4, 2171310), (5, 1737048), (6, 1447540), (8, 1085655), (10, 868524), (12, 723770), (15, 579016), (20, 434262), (24, 361885), (30, 289508), (40, 217131), (60, 144754), (120, 72377), (157, 55320), (314, 27660), (461, 18840), (471, 18440), (628, 13830), (785, 11064), (922, 9420), (942, 9220), (1256, 6915), (1383, 6280), (1570, 5532), (1844, 4710), (1884, 4610), (2305, 3768), (2355, 3688), (2766, 3140)]