1261037240

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{2027}}^1$

素因数の和:2292

約数の個数: 64

約数和(自身を含む): 2885276160

約数和(自身を除く): 1624238920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 151, 206, 302, 412, 515, 604, 755, 824, 1030, 1208, 1510, 2027, 2060, 3020, 4054, 4120, 6040, 8108, 10135, 15553, 16216, 20270, 31106, 40540, 62212, 77765, 81080, 124424, 155530, 208781, 306077, 311060, 417562, 612154, 622120, 835124, 1043905, 1224308, 1530385, 1670248, 2087810, 2448616, 3060770, 4175620, 6121540, 8351240, 12243080, 31525931, 63051862, 126103724, 157629655, 252207448, 315259310, 630518620, 1261037240]

約数ペア:

[(1, 1261037240), (2, 630518620), (4, 315259310), (5, 252207448), (8, 157629655), (10, 126103724), (20, 63051862), (40, 31525931), (103, 12243080), (151, 8351240), (206, 6121540), (302, 4175620), (412, 3060770), (515, 2448616), (604, 2087810), (755, 1670248), (824, 1530385), (1030, 1224308), (1208, 1043905), (1510, 835124), (2027, 622120), (2060, 612154), (3020, 417562), (4054, 311060), (4120, 306077), (6040, 208781), (8108, 155530), (10135, 124424), (15553, 81080), (16216, 77765), (20270, 62212), (31106, 40540)]