391480128

素因数分解:

$2^6\times 3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 280

約数和(自身を含む): 1291688552

約数和(自身を除く): 900208424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 37, 39, 48, 52, 54, 64, 72, 74, 78, 81, 96, 104, 108, 111, 117, 144, 148, 156, 157, 162, 192, 208, 216, 222, 234, 288, 296, 312, 314, 324, 333, 351, 416, 432, 444, 468, 471, 481, 576, 592, 624, 628, 648, 666, 702, 832, 864, 888, 936, 942, 962, 999, 1053, 1184, 1248, 1256, 1296, 1332, 1404, 1413, 1443, 1728, 1776, 1872, 1884, 1924, 1998, 2041, 2106, 2368, 2496, 2512, 2592, 2664, 2808, 2826, 2886, 2997, 3552, 3744, 3768, 3848, 3996, 4082, 4212, 4239, 4329, 5024, 5184, 5328, 5616, 5652, 5772, 5809, 5994, 6123, 7104, 7488, 7536, 7696, 7992, 8164, 8424, 8478, 8658, 10048, 10656, 11232, 11304, 11544, 11618, 11988, 12246, 12717, 12987, 15072, 15392, 15984, 16328, 16848, 16956, 17316, 17427, 18369, 21312, 22464, 22608, 23088, 23236, 23976, 24492, 25434, 25974, 30144, 30784, 31968, 32656, 33696, 33912, 34632, 34854, 36738, 38961, 45216, 46176, 46472, 47952, 48984, 50868, 51948, 52281, 55107, 63936, 65312, 67392, 67824, 69264, 69708, 73476, 75517, 77922, 90432, 92352, 92944, 95904, 97968, 101736, 103896, 104562, 110214, 130624, 135648, 138528, 139416, 146952, 151034, 155844, 156843, 165321, 185888, 191808, 195936, 203472, 207792, 209124, 220428, 226551, 271296, 277056, 278832, 293904, 302068, 311688, 313686, 330642, 371776, 391872, 406944, 415584, 418248, 440856, 453102, 470529, 557664, 587808, 604136, 623376, 627372, 661284, 679653, 813888, 831168, 836496, 881712, 906204, 941058, 1115328, 1175616, 1208272, 1246752, 1254744, 1322568, 1359306, 1672992, 1763424, 1812408, 1882116, 2038959, 2416544, 2493504, 2509488, 2645136, 2718612, 3345984, 3526848, 3624816, 3764232, 4077918, 4833088, 5018976, 5290272, 5437224, 6116877, 7249632, 7528464, 8155836, 10037952, 10580544, 10874448, 12233754, 14499264, 15056928, 16311672, 21748896, 24467508, 30113856, 32623344, 43497792, 48935016, 65246688, 97870032, 130493376, 195740064, 391480128]

約数ペア:

[(1, 391480128), (2, 195740064), (3, 130493376), (4, 97870032), (6, 65246688), (8, 48935016), (9, 43497792), (12, 32623344), (13, 30113856), (16, 24467508), (18, 21748896), (24, 16311672), (26, 15056928), (27, 14499264), (32, 12233754), (36, 10874448), (37, 10580544), (39, 10037952), (48, 8155836), (52, 7528464), (54, 7249632), (64, 6116877), (72, 5437224), (74, 5290272), (78, 5018976), (81, 4833088), (96, 4077918), (104, 3764232), (108, 3624816), (111, 3526848), (117, 3345984), (144, 2718612), (148, 2645136), (156, 2509488), (157, 2493504), (162, 2416544), (192, 2038959), (208, 1882116), (216, 1812408), (222, 1763424), (234, 1672992), (288, 1359306), (296, 1322568), (312, 1254744), (314, 1246752), (324, 1208272), (333, 1175616), (351, 1115328), (416, 941058), (432, 906204), (444, 881712), (468, 836496), (471, 831168), (481, 813888), (576, 679653), (592, 661284), (624, 627372), (628, 623376), (648, 604136), (666, 587808), (702, 557664), (832, 470529), (864, 453102), (888, 440856), (936, 418248), (942, 415584), (962, 406944), (999, 391872), (1053, 371776), (1184, 330642), (1248, 313686), (1256, 311688), (1296, 302068), (1332, 293904), (1404, 278832), (1413, 277056), (1443, 271296), (1728, 226551), (1776, 220428), (1872, 209124), (1884, 207792), (1924, 203472), (1998, 195936), (2041, 191808), (2106, 185888), (2368, 165321), (2496, 156843), (2512, 155844), (2592, 151034), (2664, 146952), (2808, 139416), (2826, 138528), (2886, 135648), (2997, 130624), (3552, 110214), (3744, 104562), (3768, 103896), (3848, 101736), (3996, 97968), (4082, 95904), (4212, 92944), (4239, 92352), (4329, 90432), (5024, 77922), (5184, 75517), (5328, 73476), (5616, 69708), (5652, 69264), (5772, 67824), (5809, 67392), (5994, 65312), (6123, 63936), (7104, 55107), (7488, 52281), (7536, 51948), (7696, 50868), (7992, 48984), (8164, 47952), (8424, 46472), (8478, 46176), (8658, 45216), (10048, 38961), (10656, 36738), (11232, 34854), (11304, 34632), (11544, 33912), (11618, 33696), (11988, 32656), (12246, 31968), (12717, 30784), (12987, 30144), (15072, 25974), (15392, 25434), (15984, 24492), (16328, 23976), (16848, 23236), (16956, 23088), (17316, 22608), (17427, 22464), (18369, 21312)]