391498920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{120833}}^1$

素因数の和:120856

約数の個数: 80

約数和(自身を含む): 1315882260

約数和(自身を除く): 924383340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 120833, 241666, 362499, 483332, 604165, 724998, 966664, 1087497, 1208330, 1449996, 1812495, 2174994, 2416660, 2899992, 3262491, 3624990, 4349988, 4833320, 5437485, 6524982, 7249980, 8699976, 9787473, 10874970, 13049964, 14499960, 16312455, 19574946, 21749940, 26099928, 32624910, 39149892, 43499880, 48937365, 65249820, 78299784, 97874730, 130499640, 195749460, 391498920]

約数ペア:

[(1, 391498920), (2, 195749460), (3, 130499640), (4, 97874730), (5, 78299784), (6, 65249820), (8, 48937365), (9, 43499880), (10, 39149892), (12, 32624910), (15, 26099928), (18, 21749940), (20, 19574946), (24, 16312455), (27, 14499960), (30, 13049964), (36, 10874970), (40, 9787473), (45, 8699976), (54, 7249980), (60, 6524982), (72, 5437485), (81, 4833320), (90, 4349988), (108, 3624990), (120, 3262491), (135, 2899992), (162, 2416660), (180, 2174994), (216, 1812495), (270, 1449996), (324, 1208330), (360, 1087497), (405, 966664), (540, 724998), (648, 604165), (810, 483332), (1080, 362499), (1620, 241666), (3240, 120833)]