81379260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11027}}^1$

素因数の和:11083

約数の個数: 72

約数和(自身を含む): 252894096

約数和(自身を除く): 171514836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 11027, 22054, 33081, 44108, 55135, 66162, 99243, 110270, 132324, 165405, 198486, 220540, 330810, 396972, 452107, 496215, 661620, 904214, 992430, 1356321, 1808428, 1984860, 2260535, 2712642, 4068963, 4521070, 5425284, 6781605, 8137926, 9042140, 13563210, 16275852, 20344815, 27126420, 40689630, 81379260]

約数ペア:

[(1, 81379260), (2, 40689630), (3, 27126420), (4, 20344815), (5, 16275852), (6, 13563210), (9, 9042140), (10, 8137926), (12, 6781605), (15, 5425284), (18, 4521070), (20, 4068963), (30, 2712642), (36, 2260535), (41, 1984860), (45, 1808428), (60, 1356321), (82, 992430), (90, 904214), (123, 661620), (164, 496215), (180, 452107), (205, 396972), (246, 330810), (369, 220540), (410, 198486), (492, 165405), (615, 132324), (738, 110270), (820, 99243), (1230, 66162), (1476, 55135), (1845, 44108), (2460, 33081), (3690, 22054), (7380, 11027)]