78287640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1453}}^1$

素因数の和:1916

約数の個数: 64

約数和(自身を含む): 235548000

約数和(自身を除く): 157260360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 449, 898, 1347, 1453, 1796, 2245, 2694, 2906, 3592, 4359, 4490, 5388, 5812, 6735, 7265, 8718, 8980, 10776, 11624, 13470, 14530, 17436, 17960, 21795, 26940, 29060, 34872, 43590, 53880, 58120, 87180, 174360, 652397, 1304794, 1957191, 2609588, 3261985, 3914382, 5219176, 6523970, 7828764, 9785955, 13047940, 15657528, 19571910, 26095880, 39143820, 78287640]

約数ペア:

[(1, 78287640), (2, 39143820), (3, 26095880), (4, 19571910), (5, 15657528), (6, 13047940), (8, 9785955), (10, 7828764), (12, 6523970), (15, 5219176), (20, 3914382), (24, 3261985), (30, 2609588), (40, 1957191), (60, 1304794), (120, 652397), (449, 174360), (898, 87180), (1347, 58120), (1453, 53880), (1796, 43590), (2245, 34872), (2694, 29060), (2906, 26940), (3592, 21795), (4359, 17960), (4490, 17436), (5388, 14530), (5812, 13470), (6735, 11624), (7265, 10776), (8718, 8980)]