81364464

素因数分解:

$2^4\times 3^2\times {\mathrm{349}}^1\times {\mathrm{1619}}^1$

素因数の和:1982

約数の個数: 60

約数和(自身を含む): 228501000

約数和(自身を除く): 147136536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 349, 698, 1047, 1396, 1619, 2094, 2792, 3141, 3238, 4188, 4857, 5584, 6282, 6476, 8376, 9714, 12564, 12952, 14571, 16752, 19428, 25128, 25904, 29142, 38856, 50256, 58284, 77712, 116568, 233136, 565031, 1130062, 1695093, 2260124, 3390186, 4520248, 5085279, 6780372, 9040496, 10170558, 13560744, 20341116, 27121488, 40682232, 81364464]

約数ペア:

[(1, 81364464), (2, 40682232), (3, 27121488), (4, 20341116), (6, 13560744), (8, 10170558), (9, 9040496), (12, 6780372), (16, 5085279), (18, 4520248), (24, 3390186), (36, 2260124), (48, 1695093), (72, 1130062), (144, 565031), (349, 233136), (698, 116568), (1047, 77712), (1396, 58284), (1619, 50256), (2094, 38856), (2792, 29142), (3141, 25904), (3238, 25128), (4188, 19428), (4857, 16752), (5584, 14571), (6282, 12952), (6476, 12564), (8376, 9714)]