149024440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{120181}}^1$

素因数の和:120223

約数の個数: 32

約数和(自身を含む): 346124160

約数和(自身を除く): 197099720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 120181, 240362, 480724, 600905, 961448, 1201810, 2403620, 3725611, 4807240, 7451222, 14902444, 18628055, 29804888, 37256110, 74512220, 149024440]

約数ペア:

[(1, 149024440), (2, 74512220), (4, 37256110), (5, 29804888), (8, 18628055), (10, 14902444), (20, 7451222), (31, 4807240), (40, 3725611), (62, 2403620), (124, 1201810), (155, 961448), (248, 600905), (310, 480724), (620, 240362), (1240, 120181)]