18656280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1787}}^1$

素因数の和:1833

約数の個数: 96

約数和(自身を含む): 62758800

約数和(自身を除く): 44102520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 1787, 2088, 2610, 3480, 3574, 5220, 5361, 7148, 8935, 10440, 10722, 14296, 16083, 17870, 21444, 26805, 32166, 35740, 42888, 51823, 53610, 64332, 71480, 80415, 103646, 107220, 128664, 155469, 160830, 207292, 214440, 259115, 310938, 321660, 414584, 466407, 518230, 621876, 643320, 777345, 932814, 1036460, 1243752, 1554690, 1865628, 2072920, 2332035, 3109380, 3731256, 4664070, 6218760, 9328140, 18656280]

約数ペア:

[(1, 18656280), (2, 9328140), (3, 6218760), (4, 4664070), (5, 3731256), (6, 3109380), (8, 2332035), (9, 2072920), (10, 1865628), (12, 1554690), (15, 1243752), (18, 1036460), (20, 932814), (24, 777345), (29, 643320), (30, 621876), (36, 518230), (40, 466407), (45, 414584), (58, 321660), (60, 310938), (72, 259115), (87, 214440), (90, 207292), (116, 160830), (120, 155469), (145, 128664), (174, 107220), (180, 103646), (232, 80415), (261, 71480), (290, 64332), (348, 53610), (360, 51823), (435, 42888), (522, 35740), (580, 32166), (696, 26805), (870, 21444), (1044, 17870), (1160, 16083), (1305, 14296), (1740, 10722), (1787, 10440), (2088, 8935), (2610, 7148), (3480, 5361), (3574, 5220)]