138801660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{12781}}^1$

素因数の和:12974

約数の個数: 48

約数和(自身を含む): 390822432

約数和(自身を除く): 252020772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1810, 2172, 2715, 3620, 5430, 10860, 12781, 25562, 38343, 51124, 63905, 76686, 127810, 153372, 191715, 255620, 383430, 766860, 2313361, 4626722, 6940083, 9253444, 11566805, 13880166, 23133610, 27760332, 34700415, 46267220, 69400830, 138801660]

約数ペア:

[(1, 138801660), (2, 69400830), (3, 46267220), (4, 34700415), (5, 27760332), (6, 23133610), (10, 13880166), (12, 11566805), (15, 9253444), (20, 6940083), (30, 4626722), (60, 2313361), (181, 766860), (362, 383430), (543, 255620), (724, 191715), (905, 153372), (1086, 127810), (1810, 76686), (2172, 63905), (2715, 51124), (3620, 38343), (5430, 25562), (10860, 12781)]