87778890

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{12041}}^1$

素因数の和:12066

約数の個数: 56

約数和(自身を含む): 236914308

約数和(自身を除く): 149135418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 3645, 7290, 12041, 24082, 36123, 60205, 72246, 108369, 120410, 180615, 216738, 325107, 361230, 541845, 650214, 975321, 1083690, 1625535, 1950642, 2925963, 3251070, 4876605, 5851926, 8777889, 9753210, 14629815, 17555778, 29259630, 43889445, 87778890]

約数ペア:

[(1, 87778890), (2, 43889445), (3, 29259630), (5, 17555778), (6, 14629815), (9, 9753210), (10, 8777889), (15, 5851926), (18, 4876605), (27, 3251070), (30, 2925963), (45, 1950642), (54, 1625535), (81, 1083690), (90, 975321), (135, 650214), (162, 541845), (243, 361230), (270, 325107), (405, 216738), (486, 180615), (729, 120410), (810, 108369), (1215, 72246), (1458, 60205), (2430, 36123), (3645, 24082), (7290, 12041)]