81526860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11047}}^1$

素因数の和:11103

約数の個数: 72

約数和(自身を含む): 253352736

約数和(自身を除く): 171825876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 11047, 22094, 33141, 44188, 55235, 66282, 99423, 110470, 132564, 165705, 198846, 220940, 331410, 397692, 452927, 497115, 662820, 905854, 994230, 1358781, 1811708, 1988460, 2264635, 2717562, 4076343, 4529270, 5435124, 6793905, 8152686, 9058540, 13587810, 16305372, 20381715, 27175620, 40763430, 81526860]

約数ペア:

[(1, 81526860), (2, 40763430), (3, 27175620), (4, 20381715), (5, 16305372), (6, 13587810), (9, 9058540), (10, 8152686), (12, 6793905), (15, 5435124), (18, 4529270), (20, 4076343), (30, 2717562), (36, 2264635), (41, 1988460), (45, 1811708), (60, 1358781), (82, 994230), (90, 905854), (123, 662820), (164, 497115), (180, 452927), (205, 397692), (246, 331410), (369, 220940), (410, 198846), (492, 165705), (615, 132564), (738, 110470), (820, 99423), (1230, 66282), (1476, 55235), (1845, 44188), (2460, 33141), (3690, 22094), (7380, 11047)]