19125180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 60238080

約数和(自身を除く): 41112900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 107, 108, 135, 180, 214, 270, 321, 331, 428, 535, 540, 642, 662, 963, 993, 1070, 1284, 1324, 1605, 1655, 1926, 1986, 2140, 2889, 2979, 3210, 3310, 3852, 3972, 4815, 4965, 5778, 5958, 6420, 6620, 8937, 9630, 9930, 11556, 11916, 14445, 14895, 17874, 19260, 19860, 28890, 29790, 35417, 35748, 44685, 57780, 59580, 70834, 89370, 106251, 141668, 177085, 178740, 212502, 318753, 354170, 425004, 531255, 637506, 708340, 956259, 1062510, 1275012, 1593765, 1912518, 2125020, 3187530, 3825036, 4781295, 6375060, 9562590, 19125180]

約数ペア:

[(1, 19125180), (2, 9562590), (3, 6375060), (4, 4781295), (5, 3825036), (6, 3187530), (9, 2125020), (10, 1912518), (12, 1593765), (15, 1275012), (18, 1062510), (20, 956259), (27, 708340), (30, 637506), (36, 531255), (45, 425004), (54, 354170), (60, 318753), (90, 212502), (107, 178740), (108, 177085), (135, 141668), (180, 106251), (214, 89370), (270, 70834), (321, 59580), (331, 57780), (428, 44685), (535, 35748), (540, 35417), (642, 29790), (662, 28890), (963, 19860), (993, 19260), (1070, 17874), (1284, 14895), (1324, 14445), (1605, 11916), (1655, 11556), (1926, 9930), (1986, 9630), (2140, 8937), (2889, 6620), (2979, 6420), (3210, 5958), (3310, 5778), (3852, 4965), (3972, 4815)]