1660821240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1064629}}^1$

素因数の和:1064656

約数の個数: 64

約数和(自身を含む): 5365735200

約数和(自身を除く): 3704913960

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, 1560, 1064629, 2129258, 3193887, 4258516, 5323145, 6387774, 8517032, 10646290, 12775548, 13840177, 15969435, 21292580, 25551096, 27680354, 31938870, 41520531, 42585160, 55360708, 63877740, 69200885, 83041062, 110721416, 127755480, 138401770, 166082124, 207602655, 276803540, 332164248, 415205310, 553607080, 830410620, 1660821240]

約数ペア:

[(1, 1660821240), (2, 830410620), (3, 553607080), (4, 415205310), (5, 332164248), (6, 276803540), (8, 207602655), (10, 166082124), (12, 138401770), (13, 127755480), (15, 110721416), (20, 83041062), (24, 69200885), (26, 63877740), (30, 55360708), (39, 42585160), (40, 41520531), (52, 31938870), (60, 27680354), (65, 25551096), (78, 21292580), (104, 15969435), (120, 13840177), (130, 12775548), (156, 10646290), (195, 8517032), (260, 6387774), (312, 5323145), (390, 4258516), (520, 3193887), (780, 2129258), (1560, 1064629)]