81940752

素因数分解:

$2^4\times 3^2\times {\mathrm{163}}^1\times {\mathrm{3491}}^1$

素因数の和:3668

約数の個数: 60

約数和(自身を含む): 230793264

約数和(自身を除く): 148852512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 163, 326, 489, 652, 978, 1304, 1467, 1956, 2608, 2934, 3491, 3912, 5868, 6982, 7824, 10473, 11736, 13964, 20946, 23472, 27928, 31419, 41892, 55856, 62838, 83784, 125676, 167568, 251352, 502704, 569033, 1138066, 1707099, 2276132, 3414198, 4552264, 5121297, 6828396, 9104528, 10242594, 13656792, 20485188, 27313584, 40970376, 81940752]

約数ペア:

[(1, 81940752), (2, 40970376), (3, 27313584), (4, 20485188), (6, 13656792), (8, 10242594), (9, 9104528), (12, 6828396), (16, 5121297), (18, 4552264), (24, 3414198), (36, 2276132), (48, 1707099), (72, 1138066), (144, 569033), (163, 502704), (326, 251352), (489, 167568), (652, 125676), (978, 83784), (1304, 62838), (1467, 55856), (1956, 41892), (2608, 31419), (2934, 27928), (3491, 23472), (3912, 20946), (5868, 13964), (6982, 11736), (7824, 10473)]