68835420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{42491}}^1$

素因数の和:42512

約数の個数: 60

約数和(自身を含む): 215944344

約数和(自身を除く): 147108924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 42491, 84982, 127473, 169964, 212455, 254946, 382419, 424910, 509892, 637365, 764838, 849820, 1147257, 1274730, 1529676, 1912095, 2294514, 2549460, 3441771, 3824190, 4589028, 5736285, 6883542, 7648380, 11472570, 13767084, 17208855, 22945140, 34417710, 68835420]

約数ペア:

[(1, 68835420), (2, 34417710), (3, 22945140), (4, 17208855), (5, 13767084), (6, 11472570), (9, 7648380), (10, 6883542), (12, 5736285), (15, 4589028), (18, 3824190), (20, 3441771), (27, 2549460), (30, 2294514), (36, 1912095), (45, 1529676), (54, 1274730), (60, 1147257), (81, 849820), (90, 764838), (108, 637365), (135, 509892), (162, 424910), (180, 382419), (270, 254946), (324, 212455), (405, 169964), (540, 127473), (810, 84982), (1620, 42491)]