19489320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1259}}^1$

素因数の和:1319

約数の個数: 96

約数和(自身を含む): 64864800

約数和(自身を除く): 45375480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1259, 1290, 1548, 1720, 1935, 2518, 2580, 3096, 3777, 3870, 5036, 5160, 6295, 7554, 7740, 10072, 11331, 12590, 15108, 15480, 18885, 22662, 25180, 30216, 37770, 45324, 50360, 54137, 56655, 75540, 90648, 108274, 113310, 151080, 162411, 216548, 226620, 270685, 324822, 433096, 453240, 487233, 541370, 649644, 812055, 974466, 1082740, 1299288, 1624110, 1948932, 2165480, 2436165, 3248220, 3897864, 4872330, 6496440, 9744660, 19489320]

約数ペア:

[(1, 19489320), (2, 9744660), (3, 6496440), (4, 4872330), (5, 3897864), (6, 3248220), (8, 2436165), (9, 2165480), (10, 1948932), (12, 1624110), (15, 1299288), (18, 1082740), (20, 974466), (24, 812055), (30, 649644), (36, 541370), (40, 487233), (43, 453240), (45, 433096), (60, 324822), (72, 270685), (86, 226620), (90, 216548), (120, 162411), (129, 151080), (172, 113310), (180, 108274), (215, 90648), (258, 75540), (344, 56655), (360, 54137), (387, 50360), (430, 45324), (516, 37770), (645, 30216), (774, 25180), (860, 22662), (1032, 18885), (1259, 15480), (1290, 15108), (1548, 12590), (1720, 11331), (1935, 10072), (2518, 7740), (2580, 7554), (3096, 6295), (3777, 5160), (3870, 5036)]