120781456

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2411}}^1$

素因数の和:2551

約数の個数: 40

約数和(自身を含む): 244055808

約数和(自身を除く): 123274352

約数列:

[1, 2, 4, 8, 16, 31, 62, 101, 124, 202, 248, 404, 496, 808, 1616, 2411, 3131, 4822, 6262, 9644, 12524, 19288, 25048, 38576, 50096, 74741, 149482, 243511, 298964, 487022, 597928, 974044, 1195856, 1948088, 3896176, 7548841, 15097682, 30195364, 60390728, 120781456]

約数ペア:

[(1, 120781456), (2, 60390728), (4, 30195364), (8, 15097682), (16, 7548841), (31, 3896176), (62, 1948088), (101, 1195856), (124, 974044), (202, 597928), (248, 487022), (404, 298964), (496, 243511), (808, 149482), (1616, 74741), (2411, 50096), (3131, 38576), (4822, 25048), (6262, 19288), (9644, 12524)]