149483240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{120551}}^1$

素因数の和:120593

約数の個数: 32

約数和(自身を含む): 347189760

約数和(自身を除く): 197706520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 120551, 241102, 482204, 602755, 964408, 1205510, 2411020, 3737081, 4822040, 7474162, 14948324, 18685405, 29896648, 37370810, 74741620, 149483240]

約数ペア:

[(1, 149483240), (2, 74741620), (4, 37370810), (5, 29896648), (8, 18685405), (10, 14948324), (20, 7474162), (31, 4822040), (40, 3737081), (62, 2411020), (124, 1205510), (155, 964408), (248, 602755), (310, 482204), (620, 241102), (1240, 120551)]