131630520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{156703}}^1$

素因数の和:156724

約数の個数: 64

約数和(自身を含む): 451307520

約数和(自身を除く): 319677000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 156703, 313406, 470109, 626812, 783515, 940218, 1096921, 1253624, 1567030, 1880436, 2193842, 2350545, 3134060, 3290763, 3760872, 4387684, 4701090, 5484605, 6268120, 6581526, 8775368, 9402180, 10969210, 13163052, 16453815, 18804360, 21938420, 26326104, 32907630, 43876840, 65815260, 131630520]

約数ペア:

[(1, 131630520), (2, 65815260), (3, 43876840), (4, 32907630), (5, 26326104), (6, 21938420), (7, 18804360), (8, 16453815), (10, 13163052), (12, 10969210), (14, 9402180), (15, 8775368), (20, 6581526), (21, 6268120), (24, 5484605), (28, 4701090), (30, 4387684), (35, 3760872), (40, 3290763), (42, 3134060), (56, 2350545), (60, 2193842), (70, 1880436), (84, 1567030), (105, 1253624), (120, 1096921), (140, 940218), (168, 783515), (210, 626812), (280, 470109), (420, 313406), (840, 156703)]