123585680

素因数分解:

$2^4\times 5^1\times {\mathrm{599}}^1\times {\mathrm{2579}}^1$

素因数の和:3191

約数の個数: 40

約数和(自身を含む): 287928000

約数和(自身を除く): 164342320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 599, 1198, 2396, 2579, 2995, 4792, 5158, 5990, 9584, 10316, 11980, 12895, 20632, 23960, 25790, 41264, 47920, 51580, 103160, 206320, 1544821, 3089642, 6179284, 7724105, 12358568, 15448210, 24717136, 30896420, 61792840, 123585680]

約数ペア:

[(1, 123585680), (2, 61792840), (4, 30896420), (5, 24717136), (8, 15448210), (10, 12358568), (16, 7724105), (20, 6179284), (40, 3089642), (80, 1544821), (599, 206320), (1198, 103160), (2396, 51580), (2579, 47920), (2995, 41264), (4792, 25790), (5158, 23960), (5990, 20632), (9584, 12895), (10316, 11980)]