281694240

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:552

約数の個数: 192

約数和(自身を含む): 993928320

約数和(自身を除く): 712234080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 197, 216, 240, 270, 288, 331, 360, 394, 432, 480, 540, 591, 662, 720, 788, 864, 985, 993, 1080, 1182, 1324, 1440, 1576, 1655, 1773, 1970, 1986, 2160, 2364, 2648, 2955, 2979, 3152, 3310, 3546, 3940, 3972, 4320, 4728, 4965, 5296, 5319, 5910, 5958, 6304, 6620, 7092, 7880, 7944, 8865, 8937, 9456, 9930, 10592, 10638, 11820, 11916, 13240, 14184, 14895, 15760, 15888, 17730, 17874, 18912, 19860, 21276, 23640, 23832, 26480, 26595, 28368, 29790, 31520, 31776, 35460, 35748, 39720, 42552, 44685, 47280, 47664, 52960, 53190, 56736, 59580, 65207, 70920, 71496, 79440, 85104, 89370, 94560, 95328, 106380, 119160, 130414, 141840, 142992, 158880, 170208, 178740, 195621, 212760, 238320, 260828, 283680, 285984, 326035, 357480, 391242, 425520, 476640, 521656, 586863, 652070, 714960, 782484, 851040, 978105, 1043312, 1173726, 1304140, 1429920, 1564968, 1760589, 1956210, 2086624, 2347452, 2608280, 2934315, 3129936, 3521178, 3912420, 4694904, 5216560, 5868630, 6259872, 7042356, 7824840, 8802945, 9389808, 10433120, 11737260, 14084712, 15649680, 17605890, 18779616, 23474520, 28169424, 31299360, 35211780, 46949040, 56338848, 70423560, 93898080, 140847120, 281694240]

約数ペア:

[(1, 281694240), (2, 140847120), (3, 93898080), (4, 70423560), (5, 56338848), (6, 46949040), (8, 35211780), (9, 31299360), (10, 28169424), (12, 23474520), (15, 18779616), (16, 17605890), (18, 15649680), (20, 14084712), (24, 11737260), (27, 10433120), (30, 9389808), (32, 8802945), (36, 7824840), (40, 7042356), (45, 6259872), (48, 5868630), (54, 5216560), (60, 4694904), (72, 3912420), (80, 3521178), (90, 3129936), (96, 2934315), (108, 2608280), (120, 2347452), (135, 2086624), (144, 1956210), (160, 1760589), (180, 1564968), (197, 1429920), (216, 1304140), (240, 1173726), (270, 1043312), (288, 978105), (331, 851040), (360, 782484), (394, 714960), (432, 652070), (480, 586863), (540, 521656), (591, 476640), (662, 425520), (720, 391242), (788, 357480), (864, 326035), (985, 285984), (993, 283680), (1080, 260828), (1182, 238320), (1324, 212760), (1440, 195621), (1576, 178740), (1655, 170208), (1773, 158880), (1970, 142992), (1986, 141840), (2160, 130414), (2364, 119160), (2648, 106380), (2955, 95328), (2979, 94560), (3152, 89370), (3310, 85104), (3546, 79440), (3940, 71496), (3972, 70920), (4320, 65207), (4728, 59580), (4965, 56736), (5296, 53190), (5319, 52960), (5910, 47664), (5958, 47280), (6304, 44685), (6620, 42552), (7092, 39720), (7880, 35748), (7944, 35460), (8865, 31776), (8937, 31520), (9456, 29790), (9930, 28368), (10592, 26595), (10638, 26480), (11820, 23832), (11916, 23640), (13240, 21276), (14184, 19860), (14895, 18912), (15760, 17874), (15888, 17730)]