78208080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1423}}^1$

素因数の和:1668

約数の個数: 80

約数和(自身を含む): 243674880

約数和(自身を除く): 165466800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 229, 240, 458, 687, 916, 1145, 1374, 1423, 1832, 2290, 2748, 2846, 3435, 3664, 4269, 4580, 5496, 5692, 6870, 7115, 8538, 9160, 10992, 11384, 13740, 14230, 17076, 18320, 21345, 22768, 27480, 28460, 34152, 42690, 54960, 56920, 68304, 85380, 113840, 170760, 325867, 341520, 651734, 977601, 1303468, 1629335, 1955202, 2606936, 3258670, 3910404, 4888005, 5213872, 6517340, 7820808, 9776010, 13034680, 15641616, 19552020, 26069360, 39104040, 78208080]

約数ペア:

[(1, 78208080), (2, 39104040), (3, 26069360), (4, 19552020), (5, 15641616), (6, 13034680), (8, 9776010), (10, 7820808), (12, 6517340), (15, 5213872), (16, 4888005), (20, 3910404), (24, 3258670), (30, 2606936), (40, 1955202), (48, 1629335), (60, 1303468), (80, 977601), (120, 651734), (229, 341520), (240, 325867), (458, 170760), (687, 113840), (916, 85380), (1145, 68304), (1374, 56920), (1423, 54960), (1832, 42690), (2290, 34152), (2748, 28460), (2846, 27480), (3435, 22768), (3664, 21345), (4269, 18320), (4580, 17076), (5496, 14230), (5692, 13740), (6870, 11384), (7115, 10992), (8538, 9160)]