247995840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{258329}}^1$

素因数の和:258349

約数の個数: 56

約数和(自身を含む): 787389840

約数和(自身を除く): 539394000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 258329, 516658, 774987, 1033316, 1291645, 1549974, 2066632, 2583290, 3099948, 3874935, 4133264, 5166580, 6199896, 7749870, 8266528, 10333160, 12399792, 15499740, 16533056, 20666320, 24799584, 30999480, 41332640, 49599168, 61998960, 82665280, 123997920, 247995840]

約数ペア:

[(1, 247995840), (2, 123997920), (3, 82665280), (4, 61998960), (5, 49599168), (6, 41332640), (8, 30999480), (10, 24799584), (12, 20666320), (15, 16533056), (16, 15499740), (20, 12399792), (24, 10333160), (30, 8266528), (32, 7749870), (40, 6199896), (48, 5166580), (60, 4133264), (64, 3874935), (80, 3099948), (96, 2583290), (120, 2066632), (160, 1549974), (192, 1291645), (240, 1033316), (320, 774987), (480, 516658), (960, 258329)]