1285983120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5358263}}^1$

素因数の和:5358279

約数の個数: 40

約数和(自身を含む): 3986548416

約数和(自身を除く): 2700565296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5358263, 10716526, 16074789, 21433052, 26791315, 32149578, 42866104, 53582630, 64299156, 80373945, 85732208, 107165260, 128598312, 160747890, 214330520, 257196624, 321495780, 428661040, 642991560, 1285983120]

約数ペア:

[(1, 1285983120), (2, 642991560), (3, 428661040), (4, 321495780), (5, 257196624), (6, 214330520), (8, 160747890), (10, 128598312), (12, 107165260), (15, 85732208), (16, 80373945), (20, 64299156), (24, 53582630), (30, 42866104), (40, 32149578), (48, 26791315), (60, 21433052), (80, 16074789), (120, 10716526), (240, 5358263)]