16500420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 108

約数和(自身を含む): 52312260

約数和(自身を除く): 35811840

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 109, 116, 145, 174, 180, 218, 261, 290, 327, 348, 435, 436, 522, 545, 580, 654, 841, 870, 981, 1044, 1090, 1305, 1308, 1635, 1682, 1740, 1962, 2180, 2523, 2610, 3161, 3270, 3364, 3924, 4205, 4905, 5046, 5220, 6322, 6540, 7569, 8410, 9483, 9810, 10092, 12615, 12644, 15138, 15805, 16820, 18966, 19620, 25230, 28449, 30276, 31610, 37845, 37932, 47415, 50460, 56898, 63220, 75690, 91669, 94830, 113796, 142245, 151380, 183338, 189660, 275007, 284490, 366676, 458345, 550014, 568980, 825021, 916690, 1100028, 1375035, 1650042, 1833380, 2750070, 3300084, 4125105, 5500140, 8250210, 16500420]

約数ペア:

[(1, 16500420), (2, 8250210), (3, 5500140), (4, 4125105), (5, 3300084), (6, 2750070), (9, 1833380), (10, 1650042), (12, 1375035), (15, 1100028), (18, 916690), (20, 825021), (29, 568980), (30, 550014), (36, 458345), (45, 366676), (58, 284490), (60, 275007), (87, 189660), (90, 183338), (109, 151380), (116, 142245), (145, 113796), (174, 94830), (180, 91669), (218, 75690), (261, 63220), (290, 56898), (327, 50460), (348, 47415), (435, 37932), (436, 37845), (522, 31610), (545, 30276), (580, 28449), (654, 25230), (841, 19620), (870, 18966), (981, 16820), (1044, 15805), (1090, 15138), (1305, 12644), (1308, 12615), (1635, 10092), (1682, 9810), (1740, 9483), (1962, 8410), (2180, 7569), (2523, 6540), (2610, 6322), (3161, 5220), (3270, 5046), (3364, 4905), (3924, 4205)]