291981312

素因数分解:

$2^{11}\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 288

約数和(自身を含む): 1008483840

約数和(自身を除く): 716502528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 73, 84, 93, 96, 112, 124, 126, 128, 144, 146, 168, 186, 192, 217, 219, 224, 248, 252, 256, 279, 288, 292, 336, 372, 384, 434, 438, 448, 496, 504, 511, 512, 558, 576, 584, 651, 657, 672, 744, 768, 868, 876, 896, 992, 1008, 1022, 1024, 1116, 1152, 1168, 1302, 1314, 1344, 1488, 1533, 1536, 1736, 1752, 1792, 1953, 1984, 2016, 2044, 2048, 2232, 2263, 2304, 2336, 2604, 2628, 2688, 2976, 3066, 3072, 3472, 3504, 3584, 3906, 3968, 4032, 4088, 4464, 4526, 4599, 4608, 4672, 5208, 5256, 5376, 5952, 6132, 6144, 6789, 6944, 7008, 7168, 7812, 7936, 8064, 8176, 8928, 9052, 9198, 9216, 9344, 10416, 10512, 10752, 11904, 12264, 13578, 13888, 14016, 14336, 15624, 15841, 15872, 16128, 16352, 17856, 18104, 18396, 18432, 18688, 20367, 20832, 21024, 21504, 23808, 24528, 27156, 27776, 28032, 31248, 31682, 31744, 32256, 32704, 35712, 36208, 36792, 37376, 40734, 41664, 42048, 43008, 47523, 47616, 49056, 54312, 55552, 56064, 62496, 63364, 63488, 64512, 65408, 71424, 72416, 73584, 74752, 81468, 83328, 84096, 95046, 95232, 98112, 108624, 111104, 112128, 124992, 126728, 129024, 130816, 142569, 142848, 144832, 147168, 149504, 162936, 166656, 168192, 190092, 190464, 196224, 217248, 222208, 224256, 249984, 253456, 261632, 285138, 285696, 289664, 294336, 325872, 333312, 336384, 380184, 392448, 434496, 444416, 448512, 499968, 506912, 523264, 570276, 571392, 579328, 588672, 651744, 666624, 672768, 760368, 784896, 868992, 999936, 1013824, 1046528, 1140552, 1158656, 1177344, 1303488, 1333248, 1345536, 1520736, 1569792, 1737984, 1999872, 2027648, 2281104, 2317312, 2354688, 2606976, 3041472, 3139584, 3475968, 3999744, 4055296, 4562208, 4634624, 4709376, 5213952, 6082944, 6951936, 8110592, 9124416, 9418752, 10427904, 12165888, 13903872, 16221184, 18248832, 20855808, 24331776, 32442368, 36497664, 41711616, 48663552, 72995328, 97327104, 145990656, 291981312]

約数ペア:

[(1, 291981312), (2, 145990656), (3, 97327104), (4, 72995328), (6, 48663552), (7, 41711616), (8, 36497664), (9, 32442368), (12, 24331776), (14, 20855808), (16, 18248832), (18, 16221184), (21, 13903872), (24, 12165888), (28, 10427904), (31, 9418752), (32, 9124416), (36, 8110592), (42, 6951936), (48, 6082944), (56, 5213952), (62, 4709376), (63, 4634624), (64, 4562208), (72, 4055296), (73, 3999744), (84, 3475968), (93, 3139584), (96, 3041472), (112, 2606976), (124, 2354688), (126, 2317312), (128, 2281104), (144, 2027648), (146, 1999872), (168, 1737984), (186, 1569792), (192, 1520736), (217, 1345536), (219, 1333248), (224, 1303488), (248, 1177344), (252, 1158656), (256, 1140552), (279, 1046528), (288, 1013824), (292, 999936), (336, 868992), (372, 784896), (384, 760368), (434, 672768), (438, 666624), (448, 651744), (496, 588672), (504, 579328), (511, 571392), (512, 570276), (558, 523264), (576, 506912), (584, 499968), (651, 448512), (657, 444416), (672, 434496), (744, 392448), (768, 380184), (868, 336384), (876, 333312), (896, 325872), (992, 294336), (1008, 289664), (1022, 285696), (1024, 285138), (1116, 261632), (1152, 253456), (1168, 249984), (1302, 224256), (1314, 222208), (1344, 217248), (1488, 196224), (1533, 190464), (1536, 190092), (1736, 168192), (1752, 166656), (1792, 162936), (1953, 149504), (1984, 147168), (2016, 144832), (2044, 142848), (2048, 142569), (2232, 130816), (2263, 129024), (2304, 126728), (2336, 124992), (2604, 112128), (2628, 111104), (2688, 108624), (2976, 98112), (3066, 95232), (3072, 95046), (3472, 84096), (3504, 83328), (3584, 81468), (3906, 74752), (3968, 73584), (4032, 72416), (4088, 71424), (4464, 65408), (4526, 64512), (4599, 63488), (4608, 63364), (4672, 62496), (5208, 56064), (5256, 55552), (5376, 54312), (5952, 49056), (6132, 47616), (6144, 47523), (6789, 43008), (6944, 42048), (7008, 41664), (7168, 40734), (7812, 37376), (7936, 36792), (8064, 36208), (8176, 35712), (8928, 32704), (9052, 32256), (9198, 31744), (9216, 31682), (9344, 31248), (10416, 28032), (10512, 27776), (10752, 27156), (11904, 24528), (12264, 23808), (13578, 21504), (13888, 21024), (14016, 20832), (14336, 20367), (15624, 18688), (15841, 18432), (15872, 18396), (16128, 18104), (16352, 17856)]