81489168

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{9277}}^1$

素因数の和:9352

約数の個数: 60

約数和(自身を含む): 231820108

約数和(自身を除く): 150330940

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2928, 4392, 8784, 9277, 18554, 27831, 37108, 55662, 74216, 83493, 111324, 148432, 166986, 222648, 333972, 445296, 565897, 667944, 1131794, 1335888, 1697691, 2263588, 3395382, 4527176, 5093073, 6790764, 9054352, 10186146, 13581528, 20372292, 27163056, 40744584, 81489168]

約数ペア:

[(1, 81489168), (2, 40744584), (3, 27163056), (4, 20372292), (6, 13581528), (8, 10186146), (9, 9054352), (12, 6790764), (16, 5093073), (18, 4527176), (24, 3395382), (36, 2263588), (48, 1697691), (61, 1335888), (72, 1131794), (122, 667944), (144, 565897), (183, 445296), (244, 333972), (366, 222648), (488, 166986), (549, 148432), (732, 111324), (976, 83493), (1098, 74216), (1464, 55662), (2196, 37108), (2928, 27831), (4392, 18554), (8784, 9277)]