72931880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13709}}^1$

素因数の和:13746

約数の個数: 64

約数和(自身を含む): 197424000

約数和(自身を除く): 124492120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 13709, 27418, 54836, 68545, 95963, 109672, 137090, 191926, 260471, 274180, 383852, 479815, 520942, 548360, 767704, 959630, 1041884, 1302355, 1823297, 1919260, 2083768, 2604710, 3646594, 3838520, 5209420, 7293188, 9116485, 10418840, 14586376, 18232970, 36465940, 72931880]

約数ペア:

[(1, 72931880), (2, 36465940), (4, 18232970), (5, 14586376), (7, 10418840), (8, 9116485), (10, 7293188), (14, 5209420), (19, 3838520), (20, 3646594), (28, 2604710), (35, 2083768), (38, 1919260), (40, 1823297), (56, 1302355), (70, 1041884), (76, 959630), (95, 767704), (133, 548360), (140, 520942), (152, 479815), (190, 383852), (266, 274180), (280, 260471), (380, 191926), (532, 137090), (665, 109672), (760, 95963), (1064, 68545), (1330, 54836), (2660, 27418), (5320, 13709)]