278131008

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:692

約数の個数: 112

約数和(自身を含む): 770144256

約数和(自身を除く): 492013248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 83, 93, 96, 124, 166, 186, 192, 248, 249, 332, 372, 496, 498, 563, 664, 744, 992, 996, 1126, 1328, 1488, 1689, 1984, 1992, 2252, 2573, 2656, 2976, 3378, 3984, 4504, 5146, 5312, 5952, 6756, 7719, 7968, 9008, 10292, 13512, 15438, 15936, 17453, 18016, 20584, 27024, 30876, 34906, 36032, 41168, 46729, 52359, 54048, 61752, 69812, 82336, 93458, 104718, 108096, 123504, 139624, 140187, 164672, 186916, 209436, 247008, 279248, 280374, 373832, 418872, 494016, 558496, 560748, 747664, 837744, 1116992, 1121496, 1448599, 1495328, 1675488, 2242992, 2897198, 2990656, 3350976, 4345797, 4485984, 5794396, 8691594, 8971968, 11588792, 17383188, 23177584, 34766376, 46355168, 69532752, 92710336, 139065504, 278131008]

約数ペア:

[(1, 278131008), (2, 139065504), (3, 92710336), (4, 69532752), (6, 46355168), (8, 34766376), (12, 23177584), (16, 17383188), (24, 11588792), (31, 8971968), (32, 8691594), (48, 5794396), (62, 4485984), (64, 4345797), (83, 3350976), (93, 2990656), (96, 2897198), (124, 2242992), (166, 1675488), (186, 1495328), (192, 1448599), (248, 1121496), (249, 1116992), (332, 837744), (372, 747664), (496, 560748), (498, 558496), (563, 494016), (664, 418872), (744, 373832), (992, 280374), (996, 279248), (1126, 247008), (1328, 209436), (1488, 186916), (1689, 164672), (1984, 140187), (1992, 139624), (2252, 123504), (2573, 108096), (2656, 104718), (2976, 93458), (3378, 82336), (3984, 69812), (4504, 61752), (5146, 54048), (5312, 52359), (5952, 46729), (6756, 41168), (7719, 36032), (7968, 34906), (9008, 30876), (10292, 27024), (13512, 20584), (15438, 18016), (15936, 17453)]