221689920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7963}}^1$

素因数の和:8012

約数の個数: 112

約数和(自身を含む): 728228160

約数和(自身を除く): 506538240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 145, 160, 174, 192, 232, 240, 290, 320, 348, 435, 464, 480, 580, 696, 870, 928, 960, 1160, 1392, 1740, 1856, 2320, 2784, 3480, 4640, 5568, 6960, 7963, 9280, 13920, 15926, 23889, 27840, 31852, 39815, 47778, 63704, 79630, 95556, 119445, 127408, 159260, 191112, 230927, 238890, 254816, 318520, 382224, 461854, 477780, 509632, 637040, 692781, 764448, 923708, 955560, 1154635, 1274080, 1385562, 1528896, 1847416, 1911120, 2309270, 2548160, 2771124, 3463905, 3694832, 3822240, 4618540, 5542248, 6927810, 7389664, 7644480, 9237080, 11084496, 13855620, 14779328, 18474160, 22168992, 27711240, 36948320, 44337984, 55422480, 73896640, 110844960, 221689920]

約数ペア:

[(1, 221689920), (2, 110844960), (3, 73896640), (4, 55422480), (5, 44337984), (6, 36948320), (8, 27711240), (10, 22168992), (12, 18474160), (15, 14779328), (16, 13855620), (20, 11084496), (24, 9237080), (29, 7644480), (30, 7389664), (32, 6927810), (40, 5542248), (48, 4618540), (58, 3822240), (60, 3694832), (64, 3463905), (80, 2771124), (87, 2548160), (96, 2309270), (116, 1911120), (120, 1847416), (145, 1528896), (160, 1385562), (174, 1274080), (192, 1154635), (232, 955560), (240, 923708), (290, 764448), (320, 692781), (348, 637040), (435, 509632), (464, 477780), (480, 461854), (580, 382224), (696, 318520), (870, 254816), (928, 238890), (960, 230927), (1160, 191112), (1392, 159260), (1740, 127408), (1856, 119445), (2320, 95556), (2784, 79630), (3480, 63704), (4640, 47778), (5568, 39815), (6960, 31852), (7963, 27840), (9280, 23889), (13920, 15926)]