145805240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27407}}^1$

素因数の和:27444

約数の個数: 64

約数和(自身を含む): 394675200

約数和(自身を除く): 248869960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 27407, 54814, 109628, 137035, 191849, 219256, 274070, 383698, 520733, 548140, 767396, 959245, 1041466, 1096280, 1534792, 1918490, 2082932, 2603665, 3645131, 3836980, 4165864, 5207330, 7290262, 7673960, 10414660, 14580524, 18225655, 20829320, 29161048, 36451310, 72902620, 145805240]

約数ペア:

[(1, 145805240), (2, 72902620), (4, 36451310), (5, 29161048), (7, 20829320), (8, 18225655), (10, 14580524), (14, 10414660), (19, 7673960), (20, 7290262), (28, 5207330), (35, 4165864), (38, 3836980), (40, 3645131), (56, 2603665), (70, 2082932), (76, 1918490), (95, 1534792), (133, 1096280), (140, 1041466), (152, 959245), (190, 767396), (266, 548140), (280, 520733), (380, 383698), (532, 274070), (665, 219256), (760, 191849), (1064, 137035), (1330, 109628), (2660, 54814), (5320, 27407)]