218277780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17921}}^1$

素因数の和:17969

約数の個数: 96

約数和(自身を含む): 722615040

約数和(自身を除く): 504337260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1740, 2030, 2436, 3045, 4060, 6090, 12180, 17921, 35842, 53763, 71684, 89605, 107526, 125447, 179210, 215052, 250894, 268815, 358420, 376341, 501788, 519709, 537630, 627235, 752682, 1039418, 1075260, 1254470, 1505364, 1559127, 1881705, 2078836, 2508940, 2598545, 3118254, 3637963, 3763410, 5197090, 6236508, 7275926, 7526820, 7795635, 10394180, 10913889, 14551852, 15591270, 18189815, 21827778, 31182540, 36379630, 43655556, 54569445, 72759260, 109138890, 218277780]

約数ペア:

[(1, 218277780), (2, 109138890), (3, 72759260), (4, 54569445), (5, 43655556), (6, 36379630), (7, 31182540), (10, 21827778), (12, 18189815), (14, 15591270), (15, 14551852), (20, 10913889), (21, 10394180), (28, 7795635), (29, 7526820), (30, 7275926), (35, 6236508), (42, 5197090), (58, 3763410), (60, 3637963), (70, 3118254), (84, 2598545), (87, 2508940), (105, 2078836), (116, 1881705), (140, 1559127), (145, 1505364), (174, 1254470), (203, 1075260), (210, 1039418), (290, 752682), (348, 627235), (406, 537630), (420, 519709), (435, 501788), (580, 376341), (609, 358420), (812, 268815), (870, 250894), (1015, 215052), (1218, 179210), (1740, 125447), (2030, 107526), (2436, 89605), (3045, 71684), (4060, 53763), (6090, 35842), (12180, 17921)]