221775470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{15607}}^1$

素因数の和:15657

約数の個数: 48

約数和(自身を含む): 480414240

約数和(自身を除く): 258638770

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 1015, 1421, 2030, 2842, 7105, 14210, 15607, 31214, 78035, 109249, 156070, 218498, 452603, 546245, 764743, 905206, 1092490, 1529486, 2263015, 3168221, 3823715, 4526030, 6336442, 7647430, 15841105, 22177547, 31682210, 44355094, 110887735, 221775470]

約数ペア:

[(1, 221775470), (2, 110887735), (5, 44355094), (7, 31682210), (10, 22177547), (14, 15841105), (29, 7647430), (35, 6336442), (49, 4526030), (58, 3823715), (70, 3168221), (98, 2263015), (145, 1529486), (203, 1092490), (245, 905206), (290, 764743), (406, 546245), (490, 452603), (1015, 218498), (1421, 156070), (2030, 109249), (2842, 78035), (7105, 31214), (14210, 15607)]