13781160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{38281}}^1$

素因数の和:38298

約数の個数: 48

約数和(自身を含む): 44789940

約数和(自身を除く): 31008780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 38281, 76562, 114843, 153124, 191405, 229686, 306248, 344529, 382810, 459372, 574215, 689058, 765620, 918744, 1148430, 1378116, 1531240, 1722645, 2296860, 2756232, 3445290, 4593720, 6890580, 13781160]

約数ペア:

[(1, 13781160), (2, 6890580), (3, 4593720), (4, 3445290), (5, 2756232), (6, 2296860), (8, 1722645), (9, 1531240), (10, 1378116), (12, 1148430), (15, 918744), (18, 765620), (20, 689058), (24, 574215), (30, 459372), (36, 382810), (40, 344529), (45, 306248), (60, 229686), (72, 191405), (90, 153124), (120, 114843), (180, 76562), (360, 38281)]