15679860317140

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{42391}}^1\times {\mathrm{124123}}^1$

素因数の和:166672

約数の個数: 48

約数和(自身を含む): 33149747030400

約数和(自身を除く): 17469886713260

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 42391, 84782, 124123, 169564, 211955, 248246, 423910, 496492, 620615, 847820, 1241230, 2482460, 6316259, 12632518, 18494327, 25265036, 31581295, 36988654, 63162590, 73977308, 92471635, 126325180, 184943270, 369886540, 5261698093, 10523396186, 21046792372, 26308490465, 52616980930, 105233961860, 783993015857, 1567986031714, 3135972063428, 3919965079285, 7839930158570, 15679860317140]

約数ペア:

[(1, 15679860317140), (2, 7839930158570), (4, 3919965079285), (5, 3135972063428), (10, 1567986031714), (20, 783993015857), (149, 105233961860), (298, 52616980930), (596, 26308490465), (745, 21046792372), (1490, 10523396186), (2980, 5261698093), (42391, 369886540), (84782, 184943270), (124123, 126325180), (169564, 92471635), (211955, 73977308), (248246, 63162590), (423910, 36988654), (496492, 31581295), (620615, 25265036), (847820, 18494327), (1241230, 12632518), (2482460, 6316259)]