21556460280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179637169}}^1$

素因数の和:179637183

約数の個数: 32

約数和(自身を含む): 64669381200

約数和(自身を除く): 43112920920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179637169, 359274338, 538911507, 718548676, 898185845, 1077823014, 1437097352, 1796371690, 2155646028, 2694557535, 3592743380, 4311292056, 5389115070, 7185486760, 10778230140, 21556460280]

約数ペア:

[(1, 21556460280), (2, 10778230140), (3, 7185486760), (4, 5389115070), (5, 4311292056), (6, 3592743380), (8, 2694557535), (10, 2155646028), (12, 1796371690), (15, 1437097352), (20, 1077823014), (24, 898185845), (30, 718548676), (40, 538911507), (60, 359274338), (120, 179637169)]