130631880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1693}}^1$

素因数の和:2350

約数の個数: 64

約数和(自身を含む): 392736960

約数和(自身を除く): 262105080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643, 1286, 1693, 1929, 2572, 3215, 3386, 3858, 5079, 5144, 6430, 6772, 7716, 8465, 9645, 10158, 12860, 13544, 15432, 16930, 19290, 20316, 25395, 25720, 33860, 38580, 40632, 50790, 67720, 77160, 101580, 203160, 1088599, 2177198, 3265797, 4354396, 5442995, 6531594, 8708792, 10885990, 13063188, 16328985, 21771980, 26126376, 32657970, 43543960, 65315940, 130631880]

約数ペア:

[(1, 130631880), (2, 65315940), (3, 43543960), (4, 32657970), (5, 26126376), (6, 21771980), (8, 16328985), (10, 13063188), (12, 10885990), (15, 8708792), (20, 6531594), (24, 5442995), (30, 4354396), (40, 3265797), (60, 2177198), (120, 1088599), (643, 203160), (1286, 101580), (1693, 77160), (1929, 67720), (2572, 50790), (3215, 40632), (3386, 38580), (3858, 33860), (5079, 25720), (5144, 25395), (6430, 20316), (6772, 19290), (7716, 16930), (8465, 15432), (9645, 13544), (10158, 12860)]