321589620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{162419}}^1$

素因数の和:162445

約数の個数: 72

約数和(自身を含む): 1064175840

約数和(自身を除く): 742586220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 162419, 324838, 487257, 649676, 812095, 974514, 1461771, 1624190, 1786609, 1949028, 2436285, 2923542, 3248380, 3573218, 4872570, 5359827, 5847084, 7146436, 7308855, 8933045, 9745140, 10719654, 14617710, 16079481, 17866090, 21439308, 26799135, 29235420, 32158962, 35732180, 53598270, 64317924, 80397405, 107196540, 160794810, 321589620]

約数ペア:

[(1, 321589620), (2, 160794810), (3, 107196540), (4, 80397405), (5, 64317924), (6, 53598270), (9, 35732180), (10, 32158962), (11, 29235420), (12, 26799135), (15, 21439308), (18, 17866090), (20, 16079481), (22, 14617710), (30, 10719654), (33, 9745140), (36, 8933045), (44, 7308855), (45, 7146436), (55, 5847084), (60, 5359827), (66, 4872570), (90, 3573218), (99, 3248380), (110, 2923542), (132, 2436285), (165, 1949028), (180, 1786609), (198, 1624190), (220, 1461771), (330, 974514), (396, 812095), (495, 649676), (660, 487257), (990, 324838), (1980, 162419)]