315260987720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{18869}}^1\times {\mathrm{59671}}^1$

素因数の和:78558

約数の個数: 64

約数和(自身を含む): 810727660800

約数和(自身を除く): 495466673080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 18869, 37738, 59671, 75476, 94345, 119342, 132083, 150952, 188690, 238684, 264166, 298355, 377380, 417697, 477368, 528332, 596710, 660415, 754760, 835394, 1056664, 1193420, 1320830, 1670788, 2088485, 2386840, 2641660, 3341576, 4176970, 5283320, 8353940, 16707880, 1125932099, 2251864198, 4503728396, 5629660495, 7881524693, 9007456792, 11259320990, 15763049386, 22518641980, 31526098772, 39407623465, 45037283960, 63052197544, 78815246930, 157630493860, 315260987720]

約数ペア:

[(1, 315260987720), (2, 157630493860), (4, 78815246930), (5, 63052197544), (7, 45037283960), (8, 39407623465), (10, 31526098772), (14, 22518641980), (20, 15763049386), (28, 11259320990), (35, 9007456792), (40, 7881524693), (56, 5629660495), (70, 4503728396), (140, 2251864198), (280, 1125932099), (18869, 16707880), (37738, 8353940), (59671, 5283320), (75476, 4176970), (94345, 3341576), (119342, 2641660), (132083, 2386840), (150952, 2088485), (188690, 1670788), (238684, 1320830), (264166, 1193420), (298355, 1056664), (377380, 835394), (417697, 754760), (477368, 660415), (528332, 596710)]