148979360

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4679}}^1$

素因数の和:4893

約数の個数: 48

約数和(自身を含む): 353808000

約数和(自身を除く): 204828640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 4679, 6368, 7960, 9358, 15920, 18716, 23395, 31840, 37432, 46790, 74864, 93580, 149728, 187160, 374320, 748640, 931121, 1862242, 3724484, 4655605, 7448968, 9311210, 14897936, 18622420, 29795872, 37244840, 74489680, 148979360]

約数ペア:

[(1, 148979360), (2, 74489680), (4, 37244840), (5, 29795872), (8, 18622420), (10, 14897936), (16, 9311210), (20, 7448968), (32, 4655605), (40, 3724484), (80, 1862242), (160, 931121), (199, 748640), (398, 374320), (796, 187160), (995, 149728), (1592, 93580), (1990, 74864), (3184, 46790), (3980, 37432), (4679, 31840), (6368, 23395), (7960, 18716), (9358, 15920)]