156955460990

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{491}}^1\times {\mathrm{1021}}^1$

素因数の和:1889

約数の個数: 64

約数和(自身を含む): 286730357760

約数和(自身を除く): 129774896770

約数列:

[1, 2, 5, 10, 131, 239, 262, 478, 491, 655, 982, 1021, 1195, 1310, 2042, 2390, 2455, 4910, 5105, 10210, 31309, 62618, 64321, 117349, 128642, 133751, 156545, 234698, 244019, 267502, 313090, 321605, 488038, 501311, 586745, 643210, 668755, 1002622, 1173490, 1220095, 1337510, 2440190, 2506555, 5013110, 15372719, 30745438, 31966489, 63932978, 65671741, 76863595, 119813329, 131343482, 153727190, 159832445, 239626658, 319664890, 328358705, 599066645, 656717410, 1198133290, 15695546099, 31391092198, 78477730495, 156955460990]

約数ペア:

[(1, 156955460990), (2, 78477730495), (5, 31391092198), (10, 15695546099), (131, 1198133290), (239, 656717410), (262, 599066645), (478, 328358705), (491, 319664890), (655, 239626658), (982, 159832445), (1021, 153727190), (1195, 131343482), (1310, 119813329), (2042, 76863595), (2390, 65671741), (2455, 63932978), (4910, 31966489), (5105, 30745438), (10210, 15372719), (31309, 5013110), (62618, 2506555), (64321, 2440190), (117349, 1337510), (128642, 1220095), (133751, 1173490), (156545, 1002622), (234698, 668755), (244019, 643210), (267502, 586745), (313090, 501311), (321605, 488038)]