281920320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{809}}^1$

素因数の和:854

約数の個数: 252

約数和(自身を含む): 1067173380

約数和(自身を除く): 785253060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 242, 264, 288, 320, 330, 352, 360, 363, 396, 440, 480, 484, 495, 528, 576, 605, 660, 704, 720, 726, 792, 809, 880, 960, 968, 990, 1056, 1089, 1210, 1320, 1440, 1452, 1584, 1618, 1760, 1815, 1936, 1980, 2112, 2178, 2420, 2427, 2640, 2880, 2904, 3168, 3236, 3520, 3630, 3872, 3960, 4045, 4356, 4840, 4854, 5280, 5445, 5808, 6336, 6472, 7260, 7281, 7744, 7920, 8090, 8712, 8899, 9680, 9708, 10560, 10890, 11616, 12135, 12944, 14520, 14562, 15840, 16180, 17424, 17798, 19360, 19416, 21780, 23232, 24270, 25888, 26697, 29040, 29124, 31680, 32360, 34848, 35596, 36405, 38720, 38832, 43560, 44495, 48540, 51776, 53394, 58080, 58248, 64720, 69696, 71192, 72810, 77664, 80091, 87120, 88990, 97080, 97889, 106788, 116160, 116496, 129440, 133485, 142384, 145620, 155328, 160182, 174240, 177980, 194160, 195778, 213576, 232992, 258880, 266970, 284768, 291240, 293667, 320364, 348480, 355960, 388320, 391556, 400455, 427152, 465984, 489445, 533940, 569536, 582480, 587334, 640728, 711920, 776640, 783112, 800910, 854304, 881001, 978890, 1067880, 1164960, 1174668, 1281456, 1423840, 1468335, 1566224, 1601820, 1708608, 1762002, 1957780, 2135760, 2329920, 2349336, 2562912, 2847680, 2936670, 3132448, 3203640, 3524004, 3915560, 4271520, 4405005, 4698672, 5125824, 5873340, 6264896, 6407280, 7048008, 7831120, 8543040, 8810010, 9397344, 11746680, 12814560, 14096016, 15662240, 17620020, 18794688, 23493360, 25629120, 28192032, 31324480, 35240040, 46986720, 56384064, 70480080, 93973440, 140960160, 281920320]

約数ペア:

[(1, 281920320), (2, 140960160), (3, 93973440), (4, 70480080), (5, 56384064), (6, 46986720), (8, 35240040), (9, 31324480), (10, 28192032), (11, 25629120), (12, 23493360), (15, 18794688), (16, 17620020), (18, 15662240), (20, 14096016), (22, 12814560), (24, 11746680), (30, 9397344), (32, 8810010), (33, 8543040), (36, 7831120), (40, 7048008), (44, 6407280), (45, 6264896), (48, 5873340), (55, 5125824), (60, 4698672), (64, 4405005), (66, 4271520), (72, 3915560), (80, 3524004), (88, 3203640), (90, 3132448), (96, 2936670), (99, 2847680), (110, 2562912), (120, 2349336), (121, 2329920), (132, 2135760), (144, 1957780), (160, 1762002), (165, 1708608), (176, 1601820), (180, 1566224), (192, 1468335), (198, 1423840), (220, 1281456), (240, 1174668), (242, 1164960), (264, 1067880), (288, 978890), (320, 881001), (330, 854304), (352, 800910), (360, 783112), (363, 776640), (396, 711920), (440, 640728), (480, 587334), (484, 582480), (495, 569536), (528, 533940), (576, 489445), (605, 465984), (660, 427152), (704, 400455), (720, 391556), (726, 388320), (792, 355960), (809, 348480), (880, 320364), (960, 293667), (968, 291240), (990, 284768), (1056, 266970), (1089, 258880), (1210, 232992), (1320, 213576), (1440, 195778), (1452, 194160), (1584, 177980), (1618, 174240), (1760, 160182), (1815, 155328), (1936, 145620), (1980, 142384), (2112, 133485), (2178, 129440), (2420, 116496), (2427, 116160), (2640, 106788), (2880, 97889), (2904, 97080), (3168, 88990), (3236, 87120), (3520, 80091), (3630, 77664), (3872, 72810), (3960, 71192), (4045, 69696), (4356, 64720), (4840, 58248), (4854, 58080), (5280, 53394), (5445, 51776), (5808, 48540), (6336, 44495), (6472, 43560), (7260, 38832), (7281, 38720), (7744, 36405), (7920, 35596), (8090, 34848), (8712, 32360), (8899, 31680), (9680, 29124), (9708, 29040), (10560, 26697), (10890, 25888), (11616, 24270), (12135, 23232), (12944, 21780), (14520, 19416), (14562, 19360), (15840, 17798), (16180, 17424)]