217261620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41621}}^1$

素因数の和:41665

約数の個数: 72

約数和(自身を含む): 681768360

約数和(自身を除く): 464506740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 41621, 83242, 124863, 166484, 208105, 249726, 374589, 416210, 499452, 624315, 749178, 832420, 1207009, 1248630, 1498356, 1872945, 2414018, 2497260, 3621027, 3745890, 4828036, 6035045, 7242054, 7491780, 10863081, 12070090, 14484108, 18105135, 21726162, 24140180, 36210270, 43452324, 54315405, 72420540, 108630810, 217261620]

約数ペア:

[(1, 217261620), (2, 108630810), (3, 72420540), (4, 54315405), (5, 43452324), (6, 36210270), (9, 24140180), (10, 21726162), (12, 18105135), (15, 14484108), (18, 12070090), (20, 10863081), (29, 7491780), (30, 7242054), (36, 6035045), (45, 4828036), (58, 3745890), (60, 3621027), (87, 2497260), (90, 2414018), (116, 1872945), (145, 1498356), (174, 1248630), (180, 1207009), (261, 832420), (290, 749178), (348, 624315), (435, 499452), (522, 416210), (580, 374589), (870, 249726), (1044, 208105), (1305, 166484), (1740, 124863), (2610, 83242), (5220, 41621)]