128660456

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{1459}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 246331200

約数和(自身を除く): 117670744

約数列:

[1, 2, 4, 8, 73, 146, 151, 292, 302, 584, 604, 1208, 1459, 2918, 5836, 11023, 11672, 22046, 44092, 88184, 106507, 213014, 220309, 426028, 440618, 852056, 881236, 1762472, 16082557, 32165114, 64330228, 128660456]

約数ペア:

[(1, 128660456), (2, 64330228), (4, 32165114), (8, 16082557), (73, 1762472), (146, 881236), (151, 852056), (292, 440618), (302, 426028), (584, 220309), (604, 213014), (1208, 106507), (1459, 88184), (2918, 44092), (5836, 22046), (11023, 11672)]