155268680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{554531}}^1$

素因数の和:554549

約数の個数: 32

約数和(自身を含む): 399263040

約数和(自身を除く): 243994360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 554531, 1109062, 2218124, 2772655, 3881717, 4436248, 5545310, 7763434, 11090620, 15526868, 19408585, 22181240, 31053736, 38817170, 77634340, 155268680]

約数ペア:

[(1, 155268680), (2, 77634340), (4, 38817170), (5, 31053736), (7, 22181240), (8, 19408585), (10, 15526868), (14, 11090620), (20, 7763434), (28, 5545310), (35, 4436248), (40, 3881717), (56, 2772655), (70, 2218124), (140, 1109062), (280, 554531)]