205605360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 240

約数和(自身を含む): 734104800

約数和(自身を除く): 528499440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 43, 45, 48, 58, 60, 72, 80, 86, 87, 90, 116, 120, 129, 144, 145, 172, 174, 180, 215, 229, 232, 240, 258, 261, 290, 344, 348, 360, 387, 430, 435, 458, 464, 516, 522, 580, 645, 687, 688, 696, 720, 774, 860, 870, 916, 1032, 1044, 1145, 1160, 1247, 1290, 1305, 1374, 1392, 1548, 1720, 1740, 1832, 1935, 2061, 2064, 2088, 2290, 2320, 2494, 2580, 2610, 2748, 3096, 3435, 3440, 3480, 3664, 3741, 3870, 4122, 4176, 4580, 4988, 5160, 5220, 5496, 6192, 6235, 6641, 6870, 6960, 7482, 7740, 8244, 9160, 9847, 9976, 10305, 10320, 10440, 10992, 11223, 12470, 13282, 13740, 14964, 15480, 16488, 18320, 18705, 19694, 19923, 19952, 20610, 20880, 22446, 24940, 26564, 27480, 29541, 29928, 30960, 32976, 33205, 37410, 39388, 39846, 41220, 44892, 49235, 49880, 53128, 54960, 56115, 59082, 59769, 59856, 66410, 74820, 78776, 79692, 82440, 88623, 89784, 98470, 99615, 99760, 106256, 112230, 118164, 119538, 132820, 147705, 149640, 157552, 159384, 164880, 177246, 179568, 196940, 199230, 224460, 236328, 239076, 265640, 285563, 295410, 298845, 299280, 318768, 354492, 393880, 398460, 443115, 448920, 472656, 478152, 531280, 571126, 590820, 597690, 708984, 787760, 796920, 856689, 886230, 897840, 956304, 1142252, 1181640, 1195380, 1417968, 1427815, 1593840, 1713378, 1772460, 2284504, 2363280, 2390760, 2570067, 2855630, 3426756, 3544920, 4283445, 4569008, 4781520, 5140134, 5711260, 6853512, 7089840, 8566890, 10280268, 11422520, 12850335, 13707024, 17133780, 20560536, 22845040, 25700670, 34267560, 41121072, 51401340, 68535120, 102802680, 205605360]

約数ペア:

[(1, 205605360), (2, 102802680), (3, 68535120), (4, 51401340), (5, 41121072), (6, 34267560), (8, 25700670), (9, 22845040), (10, 20560536), (12, 17133780), (15, 13707024), (16, 12850335), (18, 11422520), (20, 10280268), (24, 8566890), (29, 7089840), (30, 6853512), (36, 5711260), (40, 5140134), (43, 4781520), (45, 4569008), (48, 4283445), (58, 3544920), (60, 3426756), (72, 2855630), (80, 2570067), (86, 2390760), (87, 2363280), (90, 2284504), (116, 1772460), (120, 1713378), (129, 1593840), (144, 1427815), (145, 1417968), (172, 1195380), (174, 1181640), (180, 1142252), (215, 956304), (229, 897840), (232, 886230), (240, 856689), (258, 796920), (261, 787760), (290, 708984), (344, 597690), (348, 590820), (360, 571126), (387, 531280), (430, 478152), (435, 472656), (458, 448920), (464, 443115), (516, 398460), (522, 393880), (580, 354492), (645, 318768), (687, 299280), (688, 298845), (696, 295410), (720, 285563), (774, 265640), (860, 239076), (870, 236328), (916, 224460), (1032, 199230), (1044, 196940), (1145, 179568), (1160, 177246), (1247, 164880), (1290, 159384), (1305, 157552), (1374, 149640), (1392, 147705), (1548, 132820), (1720, 119538), (1740, 118164), (1832, 112230), (1935, 106256), (2061, 99760), (2064, 99615), (2088, 98470), (2290, 89784), (2320, 88623), (2494, 82440), (2580, 79692), (2610, 78776), (2748, 74820), (3096, 66410), (3435, 59856), (3440, 59769), (3480, 59082), (3664, 56115), (3741, 54960), (3870, 53128), (4122, 49880), (4176, 49235), (4580, 44892), (4988, 41220), (5160, 39846), (5220, 39388), (5496, 37410), (6192, 33205), (6235, 32976), (6641, 30960), (6870, 29928), (6960, 29541), (7482, 27480), (7740, 26564), (8244, 24940), (9160, 22446), (9847, 20880), (9976, 20610), (10305, 19952), (10320, 19923), (10440, 19694), (10992, 18705), (11223, 18320), (12470, 16488), (13282, 15480), (13740, 14964)]