157021911560

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4027}}^1\times {\mathrm{7013}}^1$

素因数の和:11190

約数の個数: 64

約数和(自身を含む): 355980139200

約数和(自身を除く): 198958227640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 4027, 5560, 7013, 8054, 14026, 16108, 20135, 28052, 32216, 35065, 40270, 56104, 70130, 80540, 140260, 161080, 280520, 559753, 974807, 1119506, 1949614, 2239012, 2798765, 3899228, 4478024, 4874035, 5597530, 7798456, 9748070, 11195060, 19496140, 22390120, 28241351, 38992280, 56482702, 112965404, 141206755, 225930808, 282413510, 564827020, 1129654040, 3925547789, 7851095578, 15702191156, 19627738945, 31404382312, 39255477890, 78510955780, 157021911560]

約数ペア:

[(1, 157021911560), (2, 78510955780), (4, 39255477890), (5, 31404382312), (8, 19627738945), (10, 15702191156), (20, 7851095578), (40, 3925547789), (139, 1129654040), (278, 564827020), (556, 282413510), (695, 225930808), (1112, 141206755), (1390, 112965404), (2780, 56482702), (4027, 38992280), (5560, 28241351), (7013, 22390120), (8054, 19496140), (14026, 11195060), (16108, 9748070), (20135, 7798456), (28052, 5597530), (32216, 4874035), (35065, 4478024), (40270, 3899228), (56104, 2798765), (70130, 2239012), (80540, 1949614), (140260, 1119506), (161080, 974807), (280520, 559753)]