189988080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{8161}}^1$

素因数の和:8274

約数の個数: 80

約数和(自身を含む): 595107744

約数和(自身を除く): 405119664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2910, 3880, 4656, 5820, 7760, 8161, 11640, 16322, 23280, 24483, 32644, 40805, 48966, 65288, 81610, 97932, 122415, 130576, 163220, 195864, 244830, 326440, 391728, 489660, 652880, 791617, 979320, 1583234, 1958640, 2374851, 3166468, 3958085, 4749702, 6332936, 7916170, 9499404, 11874255, 12665872, 15832340, 18998808, 23748510, 31664680, 37997616, 47497020, 63329360, 94994040, 189988080]

約数ペア:

[(1, 189988080), (2, 94994040), (3, 63329360), (4, 47497020), (5, 37997616), (6, 31664680), (8, 23748510), (10, 18998808), (12, 15832340), (15, 12665872), (16, 11874255), (20, 9499404), (24, 7916170), (30, 6332936), (40, 4749702), (48, 3958085), (60, 3166468), (80, 2374851), (97, 1958640), (120, 1583234), (194, 979320), (240, 791617), (291, 652880), (388, 489660), (485, 391728), (582, 326440), (776, 244830), (970, 195864), (1164, 163220), (1455, 130576), (1552, 122415), (1940, 97932), (2328, 81610), (2910, 65288), (3880, 48966), (4656, 40805), (5820, 32644), (7760, 24483), (8161, 23280), (11640, 16322)]