161353710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{256117}}^1$

素因数の和:256137

約数の個数: 48

約数和(自身を含む): 479452896

約数和(自身を除く): 318099186

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 256117, 512234, 768351, 1280585, 1536702, 1792819, 2305053, 2561170, 3585638, 3841755, 4610106, 5378457, 7683510, 8964095, 10756914, 11525265, 16135371, 17928190, 23050530, 26892285, 32270742, 53784570, 80676855, 161353710]

約数ペア:

[(1, 161353710), (2, 80676855), (3, 53784570), (5, 32270742), (6, 26892285), (7, 23050530), (9, 17928190), (10, 16135371), (14, 11525265), (15, 10756914), (18, 8964095), (21, 7683510), (30, 5378457), (35, 4610106), (42, 3841755), (45, 3585638), (63, 2561170), (70, 2305053), (90, 1792819), (105, 1536702), (126, 1280585), (210, 768351), (315, 512234), (630, 256117)]