245946240

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:402

約数の個数: 256

約数和(自身を含む): 894009600

約数和(自身を除く): 648063360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 64, 72, 80, 86, 90, 96, 108, 120, 128, 129, 135, 144, 160, 172, 180, 192, 215, 216, 240, 258, 270, 288, 320, 331, 344, 360, 384, 387, 430, 432, 480, 516, 540, 576, 640, 645, 662, 688, 720, 774, 860, 864, 960, 993, 1032, 1080, 1152, 1161, 1290, 1324, 1376, 1440, 1548, 1655, 1720, 1728, 1920, 1935, 1986, 2064, 2160, 2322, 2580, 2648, 2752, 2880, 2979, 3096, 3310, 3440, 3456, 3870, 3972, 4128, 4320, 4644, 4965, 5160, 5296, 5504, 5760, 5805, 5958, 6192, 6620, 6880, 7740, 7944, 8256, 8640, 8937, 9288, 9930, 10320, 10592, 11610, 11916, 12384, 13240, 13760, 14233, 14895, 15480, 15888, 16512, 17280, 17874, 18576, 19860, 20640, 21184, 23220, 23832, 24768, 26480, 27520, 28466, 29790, 30960, 31776, 35748, 37152, 39720, 41280, 42368, 42699, 44685, 46440, 47664, 49536, 52960, 56932, 59580, 61920, 63552, 71165, 71496, 74304, 79440, 82560, 85398, 89370, 92880, 95328, 105920, 113864, 119160, 123840, 127104, 128097, 142330, 142992, 148608, 158880, 170796, 178740, 185760, 190656, 211840, 213495, 227728, 238320, 247680, 256194, 284660, 285984, 317760, 341592, 357480, 371520, 381312, 384291, 426990, 455456, 476640, 512388, 569320, 571968, 635520, 640485, 683184, 714960, 743040, 768582, 853980, 910912, 953280, 1024776, 1138640, 1143936, 1280970, 1366368, 1429920, 1537164, 1707960, 1821824, 1906560, 1921455, 2049552, 2277280, 2561940, 2732736, 2859840, 3074328, 3415920, 3842910, 4099104, 4554560, 5123880, 5465472, 5719680, 6148656, 6831840, 7685820, 8198208, 9109120, 10247760, 12297312, 13663680, 15371640, 16396416, 20495520, 24594624, 27327360, 30743280, 40991040, 49189248, 61486560, 81982080, 122973120, 245946240]

約数ペア:

[(1, 245946240), (2, 122973120), (3, 81982080), (4, 61486560), (5, 49189248), (6, 40991040), (8, 30743280), (9, 27327360), (10, 24594624), (12, 20495520), (15, 16396416), (16, 15371640), (18, 13663680), (20, 12297312), (24, 10247760), (27, 9109120), (30, 8198208), (32, 7685820), (36, 6831840), (40, 6148656), (43, 5719680), (45, 5465472), (48, 5123880), (54, 4554560), (60, 4099104), (64, 3842910), (72, 3415920), (80, 3074328), (86, 2859840), (90, 2732736), (96, 2561940), (108, 2277280), (120, 2049552), (128, 1921455), (129, 1906560), (135, 1821824), (144, 1707960), (160, 1537164), (172, 1429920), (180, 1366368), (192, 1280970), (215, 1143936), (216, 1138640), (240, 1024776), (258, 953280), (270, 910912), (288, 853980), (320, 768582), (331, 743040), (344, 714960), (360, 683184), (384, 640485), (387, 635520), (430, 571968), (432, 569320), (480, 512388), (516, 476640), (540, 455456), (576, 426990), (640, 384291), (645, 381312), (662, 371520), (688, 357480), (720, 341592), (774, 317760), (860, 285984), (864, 284660), (960, 256194), (993, 247680), (1032, 238320), (1080, 227728), (1152, 213495), (1161, 211840), (1290, 190656), (1324, 185760), (1376, 178740), (1440, 170796), (1548, 158880), (1655, 148608), (1720, 142992), (1728, 142330), (1920, 128097), (1935, 127104), (1986, 123840), (2064, 119160), (2160, 113864), (2322, 105920), (2580, 95328), (2648, 92880), (2752, 89370), (2880, 85398), (2979, 82560), (3096, 79440), (3310, 74304), (3440, 71496), (3456, 71165), (3870, 63552), (3972, 61920), (4128, 59580), (4320, 56932), (4644, 52960), (4965, 49536), (5160, 47664), (5296, 46440), (5504, 44685), (5760, 42699), (5805, 42368), (5958, 41280), (6192, 39720), (6620, 37152), (6880, 35748), (7740, 31776), (7944, 30960), (8256, 29790), (8640, 28466), (8937, 27520), (9288, 26480), (9930, 24768), (10320, 23832), (10592, 23220), (11610, 21184), (11916, 20640), (12384, 19860), (13240, 18576), (13760, 17874), (14233, 17280), (14895, 16512), (15480, 15888)]