388932240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1620551}}^1$

素因数の和:1620567

約数の個数: 40

約数和(自身を含む): 1205690688

約数和(自身を除く): 816758448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1620551, 3241102, 4861653, 6482204, 8102755, 9723306, 12964408, 16205510, 19446612, 24308265, 25928816, 32411020, 38893224, 48616530, 64822040, 77786448, 97233060, 129644080, 194466120, 388932240]

約数ペア:

[(1, 388932240), (2, 194466120), (3, 129644080), (4, 97233060), (5, 77786448), (6, 64822040), (8, 48616530), (10, 38893224), (12, 32411020), (15, 25928816), (16, 24308265), (20, 19446612), (24, 16205510), (30, 12964408), (40, 9723306), (48, 8102755), (60, 6482204), (80, 4861653), (120, 3241102), (240, 1620551)]