77547780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{47869}}^1$

素因数の和:47890

約数の個数: 60

約数和(自身を含む): 243275340

約数和(自身を除く): 165727560

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, 47869, 95738, 143607, 191476, 239345, 287214, 430821, 478690, 574428, 718035, 861642, 957380, 1292463, 1436070, 1723284, 2154105, 2584926, 2872140, 3877389, 4308210, 5169852, 6462315, 7754778, 8616420, 12924630, 15509556, 19386945, 25849260, 38773890, 77547780]

約数ペア:

[(1, 77547780), (2, 38773890), (3, 25849260), (4, 19386945), (5, 15509556), (6, 12924630), (9, 8616420), (10, 7754778), (12, 6462315), (15, 5169852), (18, 4308210), (20, 3877389), (27, 2872140), (30, 2584926), (36, 2154105), (45, 1723284), (54, 1436070), (60, 1292463), (81, 957380), (90, 861642), (108, 718035), (135, 574428), (162, 478690), (180, 430821), (270, 287214), (324, 239345), (405, 191476), (540, 143607), (810, 95738), (1620, 47869)]