149260040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{120371}}^1$

素因数の和:120413

約数の個数: 32

約数和(自身を含む): 346671360

約数和(自身を除く): 197411320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 120371, 240742, 481484, 601855, 962968, 1203710, 2407420, 3731501, 4814840, 7463002, 14926004, 18657505, 29852008, 37315010, 74630020, 149260040]

約数ペア:

[(1, 149260040), (2, 74630020), (4, 37315010), (5, 29852008), (8, 18657505), (10, 14926004), (20, 7463002), (31, 4814840), (40, 3731501), (62, 2407420), (124, 1203710), (155, 962968), (248, 601855), (310, 481484), (620, 240742), (1240, 120371)]