251406240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{523763}}^1$

素因数の和:523781

約数の個数: 48

約数和(自身を含む): 791931168

約数和(自身を除く): 540524928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 523763, 1047526, 1571289, 2095052, 2618815, 3142578, 4190104, 5237630, 6285156, 7856445, 8380208, 10475260, 12570312, 15712890, 16760416, 20950520, 25140624, 31425780, 41901040, 50281248, 62851560, 83802080, 125703120, 251406240]

約数ペア:

[(1, 251406240), (2, 125703120), (3, 83802080), (4, 62851560), (5, 50281248), (6, 41901040), (8, 31425780), (10, 25140624), (12, 20950520), (15, 16760416), (16, 15712890), (20, 12570312), (24, 10475260), (30, 8380208), (32, 7856445), (40, 6285156), (48, 5237630), (60, 4190104), (80, 3142578), (96, 2618815), (120, 2095052), (160, 1571289), (240, 1047526), (480, 523763)]