18398760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 60652800

約数和(自身を除く): 42254040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 34, 40, 51, 58, 60, 68, 85, 87, 102, 116, 120, 136, 145, 170, 174, 204, 232, 255, 290, 311, 340, 348, 408, 435, 493, 510, 580, 622, 680, 696, 870, 933, 986, 1020, 1160, 1244, 1479, 1555, 1740, 1866, 1972, 2040, 2465, 2488, 2958, 3110, 3480, 3732, 3944, 4665, 4930, 5287, 5916, 6220, 7395, 7464, 9019, 9330, 9860, 10574, 11832, 12440, 14790, 15861, 18038, 18660, 19720, 21148, 26435, 27057, 29580, 31722, 36076, 37320, 42296, 45095, 52870, 54114, 59160, 63444, 72152, 79305, 90190, 105740, 108228, 126888, 135285, 153323, 158610, 180380, 211480, 216456, 270570, 306646, 317220, 360760, 459969, 541140, 613292, 634440, 766615, 919938, 1082280, 1226584, 1533230, 1839876, 2299845, 3066460, 3679752, 4599690, 6132920, 9199380, 18398760]

約数ペア:

[(1, 18398760), (2, 9199380), (3, 6132920), (4, 4599690), (5, 3679752), (6, 3066460), (8, 2299845), (10, 1839876), (12, 1533230), (15, 1226584), (17, 1082280), (20, 919938), (24, 766615), (29, 634440), (30, 613292), (34, 541140), (40, 459969), (51, 360760), (58, 317220), (60, 306646), (68, 270570), (85, 216456), (87, 211480), (102, 180380), (116, 158610), (120, 153323), (136, 135285), (145, 126888), (170, 108228), (174, 105740), (204, 90190), (232, 79305), (255, 72152), (290, 63444), (311, 59160), (340, 54114), (348, 52870), (408, 45095), (435, 42296), (493, 37320), (510, 36076), (580, 31722), (622, 29580), (680, 27057), (696, 26435), (870, 21148), (933, 19720), (986, 18660), (1020, 18038), (1160, 15861), (1244, 14790), (1479, 12440), (1555, 11832), (1740, 10574), (1866, 9860), (1972, 9330), (2040, 9019), (2465, 7464), (2488, 7395), (2958, 6220), (3110, 5916), (3480, 5287), (3732, 4930), (3944, 4665)]