251973120

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 320

約数和(自身を含む): 950653440

約数和(自身を除く): 698680320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 64, 70, 80, 84, 86, 96, 105, 109, 112, 120, 128, 129, 140, 160, 168, 172, 192, 210, 215, 218, 224, 240, 256, 258, 280, 301, 320, 327, 336, 344, 384, 420, 430, 436, 448, 480, 512, 516, 545, 560, 602, 640, 645, 654, 672, 688, 763, 768, 840, 860, 872, 896, 903, 960, 1032, 1090, 1120, 1204, 1280, 1290, 1308, 1344, 1376, 1505, 1526, 1536, 1635, 1680, 1720, 1744, 1792, 1806, 1920, 2064, 2180, 2240, 2289, 2408, 2560, 2580, 2616, 2688, 2752, 3010, 3052, 3270, 3360, 3440, 3488, 3584, 3612, 3815, 3840, 4128, 4360, 4480, 4515, 4578, 4687, 4816, 5160, 5232, 5376, 5504, 6020, 6104, 6540, 6720, 6880, 6976, 7224, 7630, 7680, 8256, 8720, 8960, 9030, 9156, 9374, 9632, 10320, 10464, 10752, 11008, 11445, 12040, 12208, 13080, 13440, 13760, 13952, 14061, 14448, 15260, 16512, 17440, 17920, 18060, 18312, 18748, 19264, 20640, 20928, 22016, 22890, 23435, 24080, 24416, 26160, 26880, 27520, 27904, 28122, 28896, 30520, 32809, 33024, 34880, 36120, 36624, 37496, 38528, 41280, 41856, 45780, 46870, 48160, 48832, 52320, 53760, 55040, 55808, 56244, 57792, 61040, 65618, 66048, 69760, 70305, 72240, 73248, 74992, 77056, 82560, 83712, 91560, 93740, 96320, 97664, 98427, 104640, 110080, 112488, 115584, 122080, 131236, 139520, 140610, 144480, 146496, 149984, 154112, 164045, 165120, 167424, 183120, 187480, 192640, 195328, 196854, 209280, 224976, 231168, 244160, 262472, 279040, 281220, 288960, 292992, 299968, 328090, 330240, 366240, 374960, 385280, 390656, 393708, 418560, 449952, 462336, 488320, 492135, 524944, 562440, 577920, 585984, 599936, 656180, 732480, 749920, 770560, 787416, 837120, 899904, 976640, 984270, 1049888, 1124880, 1155840, 1171968, 1199872, 1312360, 1464960, 1499840, 1574832, 1799808, 1953280, 1968540, 2099776, 2249760, 2311680, 2399744, 2624720, 2929920, 2999680, 3149664, 3599616, 3937080, 4199552, 4499520, 5249440, 5859840, 5999360, 6299328, 7199232, 7874160, 8399104, 8999040, 10498880, 11998720, 12598656, 15748320, 16798208, 17998080, 20997760, 25197312, 31496640, 35996160, 41995520, 50394624, 62993280, 83991040, 125986560, 251973120]

約数ペア:

[(1, 251973120), (2, 125986560), (3, 83991040), (4, 62993280), (5, 50394624), (6, 41995520), (7, 35996160), (8, 31496640), (10, 25197312), (12, 20997760), (14, 17998080), (15, 16798208), (16, 15748320), (20, 12598656), (21, 11998720), (24, 10498880), (28, 8999040), (30, 8399104), (32, 7874160), (35, 7199232), (40, 6299328), (42, 5999360), (43, 5859840), (48, 5249440), (56, 4499520), (60, 4199552), (64, 3937080), (70, 3599616), (80, 3149664), (84, 2999680), (86, 2929920), (96, 2624720), (105, 2399744), (109, 2311680), (112, 2249760), (120, 2099776), (128, 1968540), (129, 1953280), (140, 1799808), (160, 1574832), (168, 1499840), (172, 1464960), (192, 1312360), (210, 1199872), (215, 1171968), (218, 1155840), (224, 1124880), (240, 1049888), (256, 984270), (258, 976640), (280, 899904), (301, 837120), (320, 787416), (327, 770560), (336, 749920), (344, 732480), (384, 656180), (420, 599936), (430, 585984), (436, 577920), (448, 562440), (480, 524944), (512, 492135), (516, 488320), (545, 462336), (560, 449952), (602, 418560), (640, 393708), (645, 390656), (654, 385280), (672, 374960), (688, 366240), (763, 330240), (768, 328090), (840, 299968), (860, 292992), (872, 288960), (896, 281220), (903, 279040), (960, 262472), (1032, 244160), (1090, 231168), (1120, 224976), (1204, 209280), (1280, 196854), (1290, 195328), (1308, 192640), (1344, 187480), (1376, 183120), (1505, 167424), (1526, 165120), (1536, 164045), (1635, 154112), (1680, 149984), (1720, 146496), (1744, 144480), (1792, 140610), (1806, 139520), (1920, 131236), (2064, 122080), (2180, 115584), (2240, 112488), (2289, 110080), (2408, 104640), (2560, 98427), (2580, 97664), (2616, 96320), (2688, 93740), (2752, 91560), (3010, 83712), (3052, 82560), (3270, 77056), (3360, 74992), (3440, 73248), (3488, 72240), (3584, 70305), (3612, 69760), (3815, 66048), (3840, 65618), (4128, 61040), (4360, 57792), (4480, 56244), (4515, 55808), (4578, 55040), (4687, 53760), (4816, 52320), (5160, 48832), (5232, 48160), (5376, 46870), (5504, 45780), (6020, 41856), (6104, 41280), (6540, 38528), (6720, 37496), (6880, 36624), (6976, 36120), (7224, 34880), (7630, 33024), (7680, 32809), (8256, 30520), (8720, 28896), (8960, 28122), (9030, 27904), (9156, 27520), (9374, 26880), (9632, 26160), (10320, 24416), (10464, 24080), (10752, 23435), (11008, 22890), (11445, 22016), (12040, 20928), (12208, 20640), (13080, 19264), (13440, 18748), (13760, 18312), (13952, 18060), (14061, 17920), (14448, 17440), (15260, 16512)]