168568880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:798

約数の個数: 80

約数和(自身を含む): 409661280

約数和(自身を除く): 241092400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 113, 116, 145, 226, 232, 290, 452, 464, 565, 580, 643, 904, 1130, 1160, 1286, 1808, 2260, 2320, 2572, 3215, 3277, 4520, 5144, 6430, 6554, 9040, 10288, 12860, 13108, 16385, 18647, 25720, 26216, 32770, 37294, 51440, 52432, 65540, 72659, 74588, 93235, 131080, 145318, 149176, 186470, 262160, 290636, 298352, 363295, 372940, 581272, 726590, 745880, 1162544, 1453180, 1491760, 2107111, 2906360, 4214222, 5812720, 8428444, 10535555, 16856888, 21071110, 33713776, 42142220, 84284440, 168568880]

約数ペア:

[(1, 168568880), (2, 84284440), (4, 42142220), (5, 33713776), (8, 21071110), (10, 16856888), (16, 10535555), (20, 8428444), (29, 5812720), (40, 4214222), (58, 2906360), (80, 2107111), (113, 1491760), (116, 1453180), (145, 1162544), (226, 745880), (232, 726590), (290, 581272), (452, 372940), (464, 363295), (565, 298352), (580, 290636), (643, 262160), (904, 186470), (1130, 149176), (1160, 145318), (1286, 131080), (1808, 93235), (2260, 74588), (2320, 72659), (2572, 65540), (3215, 52432), (3277, 51440), (4520, 37294), (5144, 32770), (6430, 26216), (6554, 25720), (9040, 18647), (10288, 16385), (12860, 13108)]