1293240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{829}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 4183200

約数和(自身を除く): 2889960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 829, 1560, 1658, 2487, 3316, 4145, 4974, 6632, 8290, 9948, 10777, 12435, 16580, 19896, 21554, 24870, 32331, 33160, 43108, 49740, 53885, 64662, 86216, 99480, 107770, 129324, 161655, 215540, 258648, 323310, 431080, 646620, 1293240]

約数ペア:

[(1, 1293240), (2, 646620), (3, 431080), (4, 323310), (5, 258648), (6, 215540), (8, 161655), (10, 129324), (12, 107770), (13, 99480), (15, 86216), (20, 64662), (24, 53885), (26, 49740), (30, 43108), (39, 33160), (40, 32331), (52, 24870), (60, 21554), (65, 19896), (78, 16580), (104, 12435), (120, 10777), (130, 9948), (156, 8290), (195, 6632), (260, 4974), (312, 4145), (390, 3316), (520, 2487), (780, 1658), (829, 1560)]