123089240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{281}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 285068160

約数和(自身を除く): 161978920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 233, 235, 281, 376, 466, 470, 562, 932, 940, 1124, 1165, 1405, 1864, 1880, 2248, 2330, 2810, 4660, 5620, 9320, 10951, 11240, 13207, 21902, 26414, 43804, 52828, 54755, 65473, 66035, 87608, 105656, 109510, 130946, 132070, 219020, 261892, 264140, 327365, 438040, 523784, 528280, 654730, 1309460, 2618920, 3077231, 6154462, 12308924, 15386155, 24617848, 30772310, 61544620, 123089240]

約数ペア:

[(1, 123089240), (2, 61544620), (4, 30772310), (5, 24617848), (8, 15386155), (10, 12308924), (20, 6154462), (40, 3077231), (47, 2618920), (94, 1309460), (188, 654730), (233, 528280), (235, 523784), (281, 438040), (376, 327365), (466, 264140), (470, 261892), (562, 219020), (932, 132070), (940, 130946), (1124, 109510), (1165, 105656), (1405, 87608), (1864, 66035), (1880, 65473), (2248, 54755), (2330, 52828), (2810, 43804), (4660, 26414), (5620, 21902), (9320, 13207), (10951, 11240)]