268395440

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^2\times {\mathrm{487}}^1$

素因数の和:666

約数の個数: 60

約数和(自身を含む): 632925264

約数和(自身を除く): 364529824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 487, 664, 830, 974, 1328, 1660, 1948, 2435, 3320, 3896, 4870, 6640, 6889, 7792, 9740, 13778, 19480, 27556, 34445, 38960, 40421, 55112, 68890, 80842, 110224, 137780, 161684, 202105, 275560, 323368, 404210, 551120, 646736, 808420, 1616840, 3233680, 3354943, 6709886, 13419772, 16774715, 26839544, 33549430, 53679088, 67098860, 134197720, 268395440]

約数ペア:

[(1, 268395440), (2, 134197720), (4, 67098860), (5, 53679088), (8, 33549430), (10, 26839544), (16, 16774715), (20, 13419772), (40, 6709886), (80, 3354943), (83, 3233680), (166, 1616840), (332, 808420), (415, 646736), (487, 551120), (664, 404210), (830, 323368), (974, 275560), (1328, 202105), (1660, 161684), (1948, 137780), (2435, 110224), (3320, 80842), (3896, 68890), (4870, 55112), (6640, 40421), (6889, 38960), (7792, 34445), (9740, 27556), (13778, 19480)]