31299660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{24841}}^1$

素因数の和:24863

約数の個数: 72

約数和(自身を含む): 108509856

約数和(自身を除く): 77210196

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 24841, 49682, 74523, 99364, 124205, 149046, 173887, 223569, 248410, 298092, 347774, 372615, 447138, 496820, 521661, 695548, 745230, 869435, 894276, 1043322, 1117845, 1490460, 1564983, 1738870, 2086644, 2235690, 2608305, 3129966, 3477740, 4471380, 5216610, 6259932, 7824915, 10433220, 15649830, 31299660]

約数ペア:

[(1, 31299660), (2, 15649830), (3, 10433220), (4, 7824915), (5, 6259932), (6, 5216610), (7, 4471380), (9, 3477740), (10, 3129966), (12, 2608305), (14, 2235690), (15, 2086644), (18, 1738870), (20, 1564983), (21, 1490460), (28, 1117845), (30, 1043322), (35, 894276), (36, 869435), (42, 745230), (45, 695548), (60, 521661), (63, 496820), (70, 447138), (84, 372615), (90, 347774), (105, 298092), (126, 248410), (140, 223569), (180, 173887), (210, 149046), (252, 124205), (315, 99364), (420, 74523), (630, 49682), (1260, 24841)]