68890560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{71761}}^1$

素因数の和:71781

約数の個数: 56

約数和(自身を含む): 218730576

約数和(自身を除く): 149840016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 71761, 143522, 215283, 287044, 358805, 430566, 574088, 717610, 861132, 1076415, 1148176, 1435220, 1722264, 2152830, 2296352, 2870440, 3444528, 4305660, 4592704, 5740880, 6889056, 8611320, 11481760, 13778112, 17222640, 22963520, 34445280, 68890560]

約数ペア:

[(1, 68890560), (2, 34445280), (3, 22963520), (4, 17222640), (5, 13778112), (6, 11481760), (8, 8611320), (10, 6889056), (12, 5740880), (15, 4592704), (16, 4305660), (20, 3444528), (24, 2870440), (30, 2296352), (32, 2152830), (40, 1722264), (48, 1435220), (60, 1148176), (64, 1076415), (80, 861132), (96, 717610), (120, 574088), (160, 430566), (192, 358805), (240, 287044), (320, 215283), (480, 143522), (960, 71761)]