131090580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{728281}}^1$

素因数の和:728296

約数の個数: 36

約数和(自身を含む): 397641972

約数和(自身を除く): 266551392

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 728281, 1456562, 2184843, 2913124, 3641405, 4369686, 6554529, 7282810, 8739372, 10924215, 13109058, 14565620, 21848430, 26218116, 32772645, 43696860, 65545290, 131090580]

約数ペア:

[(1, 131090580), (2, 65545290), (3, 43696860), (4, 32772645), (5, 26218116), (6, 21848430), (9, 14565620), (10, 13109058), (12, 10924215), (15, 8739372), (18, 7282810), (20, 6554529), (30, 4369686), (36, 3641405), (45, 2913124), (60, 2184843), (90, 1456562), (180, 728281)]