131866240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18731}}^1$

素因数の和:18761

約数の個数: 64

約数和(自身を含む): 343919520

約数和(自身を除く): 212053280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 18731, 37462, 74924, 93655, 149848, 187310, 206041, 299696, 374620, 412082, 599392, 749240, 824164, 1030205, 1198784, 1498480, 1648328, 2060410, 2397568, 2996960, 3296656, 4120820, 5993920, 6593312, 8241640, 11987840, 13186624, 16483280, 26373248, 32966560, 65933120, 131866240]

約数ペア:

[(1, 131866240), (2, 65933120), (4, 32966560), (5, 26373248), (8, 16483280), (10, 13186624), (11, 11987840), (16, 8241640), (20, 6593312), (22, 5993920), (32, 4120820), (40, 3296656), (44, 2996960), (55, 2397568), (64, 2060410), (80, 1648328), (88, 1498480), (110, 1198784), (128, 1030205), (160, 824164), (176, 749240), (220, 599392), (320, 412082), (352, 374620), (440, 299696), (640, 206041), (704, 187310), (880, 149848), (1408, 93655), (1760, 74924), (3520, 37462), (7040, 18731)]