138787120

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{11489}}^1$

素因数の和:11653

約数の個数: 40

約数和(自身を含む): 324845280

約数和(自身を除く): 186058160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 11489, 12080, 22978, 45956, 57445, 91912, 114890, 183824, 229780, 459560, 919120, 1734839, 3469678, 6939356, 8674195, 13878712, 17348390, 27757424, 34696780, 69393560, 138787120]

約数ペア:

[(1, 138787120), (2, 69393560), (4, 34696780), (5, 27757424), (8, 17348390), (10, 13878712), (16, 8674195), (20, 6939356), (40, 3469678), (80, 1734839), (151, 919120), (302, 459560), (604, 229780), (755, 183824), (1208, 114890), (1510, 91912), (2416, 57445), (3020, 45956), (6040, 22978), (11489, 12080)]