490206720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 320

約数和(自身を含む): 1697034240

約数和(自身を除く): 1206827520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 31, 32, 40, 48, 58, 60, 62, 64, 71, 80, 87, 93, 96, 116, 120, 124, 128, 142, 145, 155, 160, 174, 186, 192, 213, 232, 240, 248, 256, 284, 290, 310, 320, 348, 355, 372, 384, 426, 435, 464, 465, 480, 496, 512, 568, 580, 620, 640, 696, 710, 744, 768, 852, 870, 899, 928, 930, 960, 992, 1065, 1136, 1160, 1240, 1280, 1392, 1420, 1488, 1536, 1704, 1740, 1798, 1856, 1860, 1920, 1984, 2059, 2130, 2201, 2272, 2320, 2480, 2560, 2697, 2784, 2840, 2976, 3408, 3480, 3596, 3712, 3720, 3840, 3968, 4118, 4260, 4402, 4495, 4544, 4640, 4960, 5394, 5568, 5680, 5952, 6177, 6603, 6816, 6960, 7192, 7424, 7440, 7680, 7936, 8236, 8520, 8804, 8990, 9088, 9280, 9920, 10295, 10788, 11005, 11136, 11360, 11904, 12354, 13206, 13485, 13632, 13920, 14384, 14848, 14880, 15872, 16472, 17040, 17608, 17980, 18176, 18560, 19840, 20590, 21576, 22010, 22272, 22720, 23808, 24708, 26412, 26970, 27264, 27840, 28768, 29760, 30885, 32944, 33015, 34080, 35216, 35960, 36352, 37120, 39680, 41180, 43152, 44020, 44544, 45440, 47616, 49416, 52824, 53940, 54528, 55680, 57536, 59520, 61770, 63829, 65888, 66030, 68160, 70432, 71920, 74240, 79360, 82360, 86304, 88040, 90880, 98832, 105648, 107880, 109056, 111360, 115072, 119040, 123540, 127658, 131776, 132060, 136320, 140864, 143840, 164720, 172608, 176080, 181760, 191487, 197664, 211296, 215760, 222720, 230144, 238080, 247080, 255316, 263552, 264120, 272640, 281728, 287680, 319145, 329440, 345216, 352160, 382974, 395328, 422592, 431520, 460288, 494160, 510632, 527104, 528240, 545280, 563456, 575360, 638290, 658880, 690432, 704320, 765948, 790656, 845184, 863040, 957435, 988320, 1021264, 1054208, 1056480, 1126912, 1150720, 1276580, 1317760, 1380864, 1408640, 1531896, 1581312, 1690368, 1726080, 1914870, 1976640, 2042528, 2112960, 2301440, 2553160, 2635520, 2817280, 3063792, 3162624, 3380736, 3452160, 3829740, 3953280, 4085056, 4225920, 5106320, 5271040, 5634560, 6127584, 6904320, 7659480, 7906560, 8170112, 8451840, 10212640, 12255168, 15318960, 15813120, 16340224, 16903680, 20425280, 24510336, 30637920, 32680448, 40850560, 49020672, 61275840, 81701120, 98041344, 122551680, 163402240, 245103360, 490206720]

約数ペア:

[(1, 490206720), (2, 245103360), (3, 163402240), (4, 122551680), (5, 98041344), (6, 81701120), (8, 61275840), (10, 49020672), (12, 40850560), (15, 32680448), (16, 30637920), (20, 24510336), (24, 20425280), (29, 16903680), (30, 16340224), (31, 15813120), (32, 15318960), (40, 12255168), (48, 10212640), (58, 8451840), (60, 8170112), (62, 7906560), (64, 7659480), (71, 6904320), (80, 6127584), (87, 5634560), (93, 5271040), (96, 5106320), (116, 4225920), (120, 4085056), (124, 3953280), (128, 3829740), (142, 3452160), (145, 3380736), (155, 3162624), (160, 3063792), (174, 2817280), (186, 2635520), (192, 2553160), (213, 2301440), (232, 2112960), (240, 2042528), (248, 1976640), (256, 1914870), (284, 1726080), (290, 1690368), (310, 1581312), (320, 1531896), (348, 1408640), (355, 1380864), (372, 1317760), (384, 1276580), (426, 1150720), (435, 1126912), (464, 1056480), (465, 1054208), (480, 1021264), (496, 988320), (512, 957435), (568, 863040), (580, 845184), (620, 790656), (640, 765948), (696, 704320), (710, 690432), (744, 658880), (768, 638290), (852, 575360), (870, 563456), (899, 545280), (928, 528240), (930, 527104), (960, 510632), (992, 494160), (1065, 460288), (1136, 431520), (1160, 422592), (1240, 395328), (1280, 382974), (1392, 352160), (1420, 345216), (1488, 329440), (1536, 319145), (1704, 287680), (1740, 281728), (1798, 272640), (1856, 264120), (1860, 263552), (1920, 255316), (1984, 247080), (2059, 238080), (2130, 230144), (2201, 222720), (2272, 215760), (2320, 211296), (2480, 197664), (2560, 191487), (2697, 181760), (2784, 176080), (2840, 172608), (2976, 164720), (3408, 143840), (3480, 140864), (3596, 136320), (3712, 132060), (3720, 131776), (3840, 127658), (3968, 123540), (4118, 119040), (4260, 115072), (4402, 111360), (4495, 109056), (4544, 107880), (4640, 105648), (4960, 98832), (5394, 90880), (5568, 88040), (5680, 86304), (5952, 82360), (6177, 79360), (6603, 74240), (6816, 71920), (6960, 70432), (7192, 68160), (7424, 66030), (7440, 65888), (7680, 63829), (7936, 61770), (8236, 59520), (8520, 57536), (8804, 55680), (8990, 54528), (9088, 53940), (9280, 52824), (9920, 49416), (10295, 47616), (10788, 45440), (11005, 44544), (11136, 44020), (11360, 43152), (11904, 41180), (12354, 39680), (13206, 37120), (13485, 36352), (13632, 35960), (13920, 35216), (14384, 34080), (14848, 33015), (14880, 32944), (15872, 30885), (16472, 29760), (17040, 28768), (17608, 27840), (17980, 27264), (18176, 26970), (18560, 26412), (19840, 24708), (20590, 23808), (21576, 22720), (22010, 22272)]