31707960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13907}}^1$

素因数の和:13940

約数の個数: 64

約数和(自身を含む): 100137600

約数和(自身を除く): 68429640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 13907, 27814, 41721, 55628, 69535, 83442, 111256, 139070, 166884, 208605, 264233, 278140, 333768, 417210, 528466, 556280, 792699, 834420, 1056932, 1321165, 1585398, 1668840, 2113864, 2642330, 3170796, 3963495, 5284660, 6341592, 7926990, 10569320, 15853980, 31707960]

約数ペア:

[(1, 31707960), (2, 15853980), (3, 10569320), (4, 7926990), (5, 6341592), (6, 5284660), (8, 3963495), (10, 3170796), (12, 2642330), (15, 2113864), (19, 1668840), (20, 1585398), (24, 1321165), (30, 1056932), (38, 834420), (40, 792699), (57, 556280), (60, 528466), (76, 417210), (95, 333768), (114, 278140), (120, 264233), (152, 208605), (190, 166884), (228, 139070), (285, 111256), (380, 83442), (456, 69535), (570, 55628), (760, 41721), (1140, 27814), (2280, 13907)]