1989031968

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:640

約数の個数: 288

約数和(自身を含む): 7099747200

約数和(自身を除く): 5110715232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 96, 99, 112, 126, 132, 144, 154, 168, 176, 198, 224, 231, 252, 257, 264, 288, 308, 336, 349, 352, 396, 462, 504, 514, 528, 616, 672, 693, 698, 771, 792, 924, 1008, 1028, 1047, 1056, 1232, 1386, 1396, 1542, 1584, 1799, 1848, 2016, 2056, 2094, 2313, 2443, 2464, 2772, 2792, 2827, 3084, 3141, 3168, 3598, 3696, 3839, 4112, 4188, 4626, 4886, 5397, 5544, 5584, 5654, 6168, 6282, 7196, 7329, 7392, 7678, 8224, 8376, 8481, 9252, 9772, 10794, 11088, 11168, 11308, 11517, 12336, 12564, 14392, 14658, 15356, 16191, 16752, 16962, 18504, 19544, 19789, 21588, 21987, 22176, 22616, 23034, 24672, 25128, 25443, 26873, 28784, 29316, 30712, 32382, 33504, 33924, 34551, 37008, 39088, 39578, 43176, 43974, 45232, 46068, 50256, 50886, 53746, 57568, 58632, 59367, 61424, 64764, 67848, 69102, 74016, 78176, 79156, 80619, 86352, 87948, 89693, 90464, 92136, 100512, 101772, 107492, 117264, 118734, 122848, 129528, 135696, 138204, 158312, 161238, 172704, 175896, 178101, 179386, 184272, 203544, 214984, 234528, 237468, 241857, 259056, 269079, 271392, 276408, 316624, 322476, 351792, 356202, 358772, 368544, 407088, 429968, 474936, 483714, 518112, 538158, 552816, 627851, 633248, 644952, 703584, 712404, 717544, 807237, 814176, 859936, 949872, 967428, 986623, 1076316, 1105632, 1255702, 1289904, 1424808, 1435088, 1614474, 1883553, 1899744, 1934856, 1973246, 2152632, 2511404, 2579808, 2849616, 2870176, 2959869, 3228948, 3767106, 3869712, 3946492, 4305264, 5022808, 5650659, 5699232, 5919738, 6457896, 6906361, 7534212, 7739424, 7892984, 8610528, 8879607, 10045616, 11301318, 11839476, 12915792, 13812722, 15068424, 15785968, 17759214, 20091232, 20719083, 22602636, 23678952, 25831584, 27625444, 30136848, 31571936, 35518428, 41438166, 45205272, 47357904, 55250888, 60273696, 62157249, 71036856, 82876332, 90410544, 94715808, 110501776, 124314498, 142073712, 165752664, 180821088, 221003552, 248628996, 284147424, 331505328, 497257992, 663010656, 994515984, 1989031968]

約数ペア:

[(1, 1989031968), (2, 994515984), (3, 663010656), (4, 497257992), (6, 331505328), (7, 284147424), (8, 248628996), (9, 221003552), (11, 180821088), (12, 165752664), (14, 142073712), (16, 124314498), (18, 110501776), (21, 94715808), (22, 90410544), (24, 82876332), (28, 71036856), (32, 62157249), (33, 60273696), (36, 55250888), (42, 47357904), (44, 45205272), (48, 41438166), (56, 35518428), (63, 31571936), (66, 30136848), (72, 27625444), (77, 25831584), (84, 23678952), (88, 22602636), (96, 20719083), (99, 20091232), (112, 17759214), (126, 15785968), (132, 15068424), (144, 13812722), (154, 12915792), (168, 11839476), (176, 11301318), (198, 10045616), (224, 8879607), (231, 8610528), (252, 7892984), (257, 7739424), (264, 7534212), (288, 6906361), (308, 6457896), (336, 5919738), (349, 5699232), (352, 5650659), (396, 5022808), (462, 4305264), (504, 3946492), (514, 3869712), (528, 3767106), (616, 3228948), (672, 2959869), (693, 2870176), (698, 2849616), (771, 2579808), (792, 2511404), (924, 2152632), (1008, 1973246), (1028, 1934856), (1047, 1899744), (1056, 1883553), (1232, 1614474), (1386, 1435088), (1396, 1424808), (1542, 1289904), (1584, 1255702), (1799, 1105632), (1848, 1076316), (2016, 986623), (2056, 967428), (2094, 949872), (2313, 859936), (2443, 814176), (2464, 807237), (2772, 717544), (2792, 712404), (2827, 703584), (3084, 644952), (3141, 633248), (3168, 627851), (3598, 552816), (3696, 538158), (3839, 518112), (4112, 483714), (4188, 474936), (4626, 429968), (4886, 407088), (5397, 368544), (5544, 358772), (5584, 356202), (5654, 351792), (6168, 322476), (6282, 316624), (7196, 276408), (7329, 271392), (7392, 269079), (7678, 259056), (8224, 241857), (8376, 237468), (8481, 234528), (9252, 214984), (9772, 203544), (10794, 184272), (11088, 179386), (11168, 178101), (11308, 175896), (11517, 172704), (12336, 161238), (12564, 158312), (14392, 138204), (14658, 135696), (15356, 129528), (16191, 122848), (16752, 118734), (16962, 117264), (18504, 107492), (19544, 101772), (19789, 100512), (21588, 92136), (21987, 90464), (22176, 89693), (22616, 87948), (23034, 86352), (24672, 80619), (25128, 79156), (25443, 78176), (26873, 74016), (28784, 69102), (29316, 67848), (30712, 64764), (32382, 61424), (33504, 59367), (33924, 58632), (34551, 57568), (37008, 53746), (39088, 50886), (39578, 50256), (43176, 46068), (43974, 45232)]