291258944840

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1279}}^1\times {\mathrm{15263}}^1$

素因数の和:16926

約数の個数: 64

約数和(自身を含む): 657646387200

約数和(自身を除く): 366387442360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1279, 1492, 1865, 2558, 2984, 3730, 5116, 6395, 7460, 10232, 12790, 14920, 15263, 25580, 30526, 51160, 61052, 76315, 122104, 152630, 305260, 477067, 610520, 954134, 1908268, 2385335, 3816536, 4770670, 5693099, 9541340, 11386198, 19082680, 19521377, 22772396, 28465495, 39042754, 45544792, 56930990, 78085508, 97606885, 113861980, 156171016, 195213770, 227723960, 390427540, 780855080, 7281473621, 14562947242, 29125894484, 36407368105, 58251788968, 72814736210, 145629472420, 291258944840]

約数ペア:

[(1, 291258944840), (2, 145629472420), (4, 72814736210), (5, 58251788968), (8, 36407368105), (10, 29125894484), (20, 14562947242), (40, 7281473621), (373, 780855080), (746, 390427540), (1279, 227723960), (1492, 195213770), (1865, 156171016), (2558, 113861980), (2984, 97606885), (3730, 78085508), (5116, 56930990), (6395, 45544792), (7460, 39042754), (10232, 28465495), (12790, 22772396), (14920, 19521377), (15263, 19082680), (25580, 11386198), (30526, 9541340), (51160, 5693099), (61052, 4770670), (76315, 3816536), (122104, 2385335), (152630, 1908268), (305260, 954134), (477067, 610520)]