1490980480

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 256

約数和(自身を含む): 4119984000

約数和(自身を除く): 2629003520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 67, 80, 88, 109, 110, 116, 128, 134, 145, 160, 176, 218, 220, 232, 268, 290, 319, 320, 335, 352, 436, 440, 464, 536, 545, 580, 638, 640, 670, 704, 737, 872, 880, 928, 1072, 1090, 1160, 1199, 1276, 1340, 1408, 1474, 1595, 1744, 1760, 1856, 1943, 2144, 2180, 2320, 2398, 2552, 2680, 2948, 3161, 3190, 3488, 3520, 3685, 3712, 3886, 4288, 4360, 4640, 4796, 5104, 5360, 5896, 5995, 6322, 6380, 6976, 7040, 7303, 7370, 7772, 8576, 8720, 9280, 9592, 9715, 10208, 10720, 11792, 11990, 12644, 12760, 13952, 14606, 14740, 15544, 15805, 17440, 18560, 19184, 19430, 20416, 21373, 21440, 23584, 23980, 25288, 25520, 29212, 29480, 31088, 31610, 34771, 34880, 36515, 38368, 38860, 40832, 42746, 42880, 47168, 47960, 50576, 51040, 58424, 58960, 62176, 63220, 69542, 69760, 73030, 76736, 77720, 80333, 85492, 94336, 95920, 101152, 102080, 106865, 116848, 117920, 124352, 126440, 139084, 146060, 153472, 155440, 160666, 170984, 173855, 191840, 202304, 204160, 211787, 213730, 233696, 235840, 248704, 252880, 278168, 292120, 310880, 321332, 341968, 347710, 383680, 401665, 404608, 423574, 427460, 467392, 471680, 505760, 556336, 584240, 621760, 642664, 683936, 695420, 767360, 803330, 847148, 854920, 934784, 1011520, 1058935, 1112672, 1168480, 1243520, 1285328, 1367872, 1390840, 1606660, 1694296, 1709840, 2023040, 2117870, 2225344, 2329657, 2336960, 2570656, 2735744, 2781680, 3213320, 3388592, 3419680, 4235740, 4450688, 4659314, 4673920, 5141312, 5563360, 6426640, 6777184, 6839360, 8471480, 9318628, 10282624, 11126720, 11648285, 12853280, 13554368, 13678720, 16942960, 18637256, 22253440, 23296570, 25706560, 27108736, 33885920, 37274512, 46593140, 51413120, 67771840, 74549024, 93186280, 135543680, 149098048, 186372560, 298196096, 372745120, 745490240, 1490980480]

約数ペア:

[(1, 1490980480), (2, 745490240), (4, 372745120), (5, 298196096), (8, 186372560), (10, 149098048), (11, 135543680), (16, 93186280), (20, 74549024), (22, 67771840), (29, 51413120), (32, 46593140), (40, 37274512), (44, 33885920), (55, 27108736), (58, 25706560), (64, 23296570), (67, 22253440), (80, 18637256), (88, 16942960), (109, 13678720), (110, 13554368), (116, 12853280), (128, 11648285), (134, 11126720), (145, 10282624), (160, 9318628), (176, 8471480), (218, 6839360), (220, 6777184), (232, 6426640), (268, 5563360), (290, 5141312), (319, 4673920), (320, 4659314), (335, 4450688), (352, 4235740), (436, 3419680), (440, 3388592), (464, 3213320), (536, 2781680), (545, 2735744), (580, 2570656), (638, 2336960), (640, 2329657), (670, 2225344), (704, 2117870), (737, 2023040), (872, 1709840), (880, 1694296), (928, 1606660), (1072, 1390840), (1090, 1367872), (1160, 1285328), (1199, 1243520), (1276, 1168480), (1340, 1112672), (1408, 1058935), (1474, 1011520), (1595, 934784), (1744, 854920), (1760, 847148), (1856, 803330), (1943, 767360), (2144, 695420), (2180, 683936), (2320, 642664), (2398, 621760), (2552, 584240), (2680, 556336), (2948, 505760), (3161, 471680), (3190, 467392), (3488, 427460), (3520, 423574), (3685, 404608), (3712, 401665), (3886, 383680), (4288, 347710), (4360, 341968), (4640, 321332), (4796, 310880), (5104, 292120), (5360, 278168), (5896, 252880), (5995, 248704), (6322, 235840), (6380, 233696), (6976, 213730), (7040, 211787), (7303, 204160), (7370, 202304), (7772, 191840), (8576, 173855), (8720, 170984), (9280, 160666), (9592, 155440), (9715, 153472), (10208, 146060), (10720, 139084), (11792, 126440), (11990, 124352), (12644, 117920), (12760, 116848), (13952, 106865), (14606, 102080), (14740, 101152), (15544, 95920), (15805, 94336), (17440, 85492), (18560, 80333), (19184, 77720), (19430, 76736), (20416, 73030), (21373, 69760), (21440, 69542), (23584, 63220), (23980, 62176), (25288, 58960), (25520, 58424), (29212, 51040), (29480, 50576), (31088, 47960), (31610, 47168), (34771, 42880), (34880, 42746), (36515, 40832), (38368, 38860)]