155980960

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4079}}^1$

素因数の和:4333

約数の個数: 48

約数和(自身を含む): 370137600

約数和(自身を除く): 214156640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 478, 956, 1195, 1912, 2390, 3824, 4079, 4780, 7648, 8158, 9560, 16316, 19120, 20395, 32632, 38240, 40790, 65264, 81580, 130528, 163160, 326320, 652640, 974881, 1949762, 3899524, 4874405, 7799048, 9748810, 15598096, 19497620, 31196192, 38995240, 77990480, 155980960]

約数ペア:

[(1, 155980960), (2, 77990480), (4, 38995240), (5, 31196192), (8, 19497620), (10, 15598096), (16, 9748810), (20, 7799048), (32, 4874405), (40, 3899524), (80, 1949762), (160, 974881), (239, 652640), (478, 326320), (956, 163160), (1195, 130528), (1912, 81580), (2390, 65264), (3824, 40790), (4079, 38240), (4780, 32632), (7648, 20395), (8158, 19120), (9560, 16316)]