81497160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{226381}}^1$

素因数の和:226398

約数の個数: 48

約数和(自身を含む): 264866940

約数和(自身を除く): 183369780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 226381, 452762, 679143, 905524, 1131905, 1358286, 1811048, 2037429, 2263810, 2716572, 3395715, 4074858, 4527620, 5433144, 6791430, 8149716, 9055240, 10187145, 13582860, 16299432, 20374290, 27165720, 40748580, 81497160]

約数ペア:

[(1, 81497160), (2, 40748580), (3, 27165720), (4, 20374290), (5, 16299432), (6, 13582860), (8, 10187145), (9, 9055240), (10, 8149716), (12, 6791430), (15, 5433144), (18, 4527620), (20, 4074858), (24, 3395715), (30, 2716572), (36, 2263810), (40, 2037429), (45, 1811048), (60, 1358286), (72, 1131905), (90, 905524), (120, 679143), (180, 452762), (360, 226381)]