142921160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{115259}}^1$

素因数の和:115301

約数の個数: 32

約数和(自身を含む): 331948800

約数和(自身を除く): 189027640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 115259, 230518, 461036, 576295, 922072, 1152590, 2305180, 3573029, 4610360, 7146058, 14292116, 17865145, 28584232, 35730290, 71460580, 142921160]

約数ペア:

[(1, 142921160), (2, 71460580), (4, 35730290), (5, 28584232), (8, 17865145), (10, 14292116), (20, 7146058), (31, 4610360), (40, 3573029), (62, 2305180), (124, 1152590), (155, 922072), (248, 576295), (310, 461036), (620, 230518), (1240, 115259)]