210568140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{389941}}^1$

素因数の和:389959

約数の個数: 48

約数和(自身を含む): 655102560

約数和(自身を除く): 444534420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 389941, 779882, 1169823, 1559764, 1949705, 2339646, 3509469, 3899410, 4679292, 5849115, 7018938, 7798820, 10528407, 11698230, 14037876, 17547345, 21056814, 23396460, 35094690, 42113628, 52642035, 70189380, 105284070, 210568140]

約数ペア:

[(1, 210568140), (2, 105284070), (3, 70189380), (4, 52642035), (5, 42113628), (6, 35094690), (9, 23396460), (10, 21056814), (12, 17547345), (15, 14037876), (18, 11698230), (20, 10528407), (27, 7798820), (30, 7018938), (36, 5849115), (45, 4679292), (54, 3899410), (60, 3509469), (90, 2339646), (108, 1949705), (135, 1559764), (180, 1169823), (270, 779882), (540, 389941)]