15187021960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1601}}^1\times {\mathrm{21559}}^1$

素因数の和:23182

約数の個数: 64

約数和(自身を含む): 37302249600

約数和(自身を除く): 22115227640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1601, 3202, 6404, 8005, 12808, 16010, 17611, 21559, 32020, 35222, 43118, 64040, 70444, 86236, 88055, 107795, 140888, 172472, 176110, 215590, 237149, 352220, 431180, 474298, 704440, 862360, 948596, 1185745, 1897192, 2371490, 4742980, 9485960, 34515959, 69031918, 138063836, 172579795, 276127672, 345159590, 379675549, 690319180, 759351098, 1380638360, 1518702196, 1898377745, 3037404392, 3796755490, 7593510980, 15187021960]

約数ペア:

[(1, 15187021960), (2, 7593510980), (4, 3796755490), (5, 3037404392), (8, 1898377745), (10, 1518702196), (11, 1380638360), (20, 759351098), (22, 690319180), (40, 379675549), (44, 345159590), (55, 276127672), (88, 172579795), (110, 138063836), (220, 69031918), (440, 34515959), (1601, 9485960), (3202, 4742980), (6404, 2371490), (8005, 1897192), (12808, 1185745), (16010, 948596), (17611, 862360), (21559, 704440), (32020, 474298), (35222, 431180), (43118, 352220), (64040, 237149), (70444, 215590), (86236, 176110), (88055, 172472), (107795, 140888)]