81164520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{225457}}^1$

素因数の和:225474

約数の個数: 48

約数和(自身を含む): 263785860

約数和(自身を除く): 182621340

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, 225457, 450914, 676371, 901828, 1127285, 1352742, 1803656, 2029113, 2254570, 2705484, 3381855, 4058226, 4509140, 5410968, 6763710, 8116452, 9018280, 10145565, 13527420, 16232904, 20291130, 27054840, 40582260, 81164520]

約数ペア:

[(1, 81164520), (2, 40582260), (3, 27054840), (4, 20291130), (5, 16232904), (6, 13527420), (8, 10145565), (9, 9018280), (10, 8116452), (12, 6763710), (15, 5410968), (18, 4509140), (20, 4058226), (24, 3381855), (30, 2705484), (36, 2254570), (40, 2029113), (45, 1803656), (60, 1352742), (72, 1127285), (90, 901828), (120, 676371), (180, 450914), (360, 225457)]