151216760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{121949}}^1$

素因数の和:121991

約数の個数: 32

約数和(自身を含む): 351216000

約数和(自身を除く): 199999240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 121949, 243898, 487796, 609745, 975592, 1219490, 2438980, 3780419, 4877960, 7560838, 15121676, 18902095, 30243352, 37804190, 75608380, 151216760]

約数ペア:

[(1, 151216760), (2, 75608380), (4, 37804190), (5, 30243352), (8, 18902095), (10, 15121676), (20, 7560838), (31, 4877960), (40, 3780419), (62, 2438980), (124, 1219490), (155, 975592), (248, 609745), (310, 487796), (620, 243898), (1240, 121949)]