28955340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2$

素因数の和:133

約数の個数: 144

約数和(自身を含む): 95407200

約数和(自身を除く): 66451860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 43, 45, 54, 58, 60, 86, 87, 90, 108, 116, 129, 135, 145, 172, 174, 180, 215, 258, 261, 270, 290, 348, 387, 430, 435, 516, 522, 540, 580, 645, 774, 783, 860, 870, 1044, 1161, 1247, 1290, 1305, 1548, 1566, 1740, 1849, 1935, 2322, 2494, 2580, 2610, 3132, 3698, 3741, 3870, 3915, 4644, 4988, 5220, 5547, 5805, 6235, 7396, 7482, 7740, 7830, 9245, 11094, 11223, 11610, 12470, 14964, 15660, 16641, 18490, 18705, 22188, 22446, 23220, 24940, 27735, 33282, 33669, 36980, 37410, 44892, 49923, 53621, 55470, 56115, 66564, 67338, 74820, 83205, 99846, 107242, 110940, 112230, 134676, 160863, 166410, 168345, 199692, 214484, 224460, 249615, 268105, 321726, 332820, 336690, 482589, 499230, 536210, 643452, 673380, 804315, 965178, 998460, 1072420, 1447767, 1608630, 1930356, 2412945, 2895534, 3217260, 4825890, 5791068, 7238835, 9651780, 14477670, 28955340]

約数ペア:

[(1, 28955340), (2, 14477670), (3, 9651780), (4, 7238835), (5, 5791068), (6, 4825890), (9, 3217260), (10, 2895534), (12, 2412945), (15, 1930356), (18, 1608630), (20, 1447767), (27, 1072420), (29, 998460), (30, 965178), (36, 804315), (43, 673380), (45, 643452), (54, 536210), (58, 499230), (60, 482589), (86, 336690), (87, 332820), (90, 321726), (108, 268105), (116, 249615), (129, 224460), (135, 214484), (145, 199692), (172, 168345), (174, 166410), (180, 160863), (215, 134676), (258, 112230), (261, 110940), (270, 107242), (290, 99846), (348, 83205), (387, 74820), (430, 67338), (435, 66564), (516, 56115), (522, 55470), (540, 53621), (580, 49923), (645, 44892), (774, 37410), (783, 36980), (860, 33669), (870, 33282), (1044, 27735), (1161, 24940), (1247, 23220), (1290, 22446), (1305, 22188), (1548, 18705), (1566, 18490), (1740, 16641), (1849, 15660), (1935, 14964), (2322, 12470), (2494, 11610), (2580, 11223), (2610, 11094), (3132, 9245), (3698, 7830), (3741, 7740), (3870, 7482), (3915, 7396), (4644, 6235), (4988, 5805), (5220, 5547)]