42590040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1381}}^1$

素因数の和:1652

約数の個数: 64

約数和(自身を含む): 128360160

約数和(自身を除く): 85770120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1381, 1542, 2056, 2570, 2762, 3084, 3855, 4143, 5140, 5524, 6168, 6905, 7710, 8286, 10280, 11048, 13810, 15420, 16572, 20715, 27620, 30840, 33144, 41430, 55240, 82860, 165720, 354917, 709834, 1064751, 1419668, 1774585, 2129502, 2839336, 3549170, 4259004, 5323755, 7098340, 8518008, 10647510, 14196680, 21295020, 42590040]

約数ペア:

[(1, 42590040), (2, 21295020), (3, 14196680), (4, 10647510), (5, 8518008), (6, 7098340), (8, 5323755), (10, 4259004), (12, 3549170), (15, 2839336), (20, 2129502), (24, 1774585), (30, 1419668), (40, 1064751), (60, 709834), (120, 354917), (257, 165720), (514, 82860), (771, 55240), (1028, 41430), (1285, 33144), (1381, 30840), (1542, 27620), (2056, 20715), (2570, 16572), (2762, 15420), (3084, 13810), (3855, 11048), (4143, 10280), (5140, 8286), (5524, 7710), (6168, 6905)]