309968256

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2003}}^1$

素因数の和:2064

約数の個数: 128

約数和(自身を含む): 915747840

約数和(自身を除く): 605779584

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 248, 312, 372, 384, 403, 416, 496, 624, 744, 806, 832, 992, 1209, 1248, 1488, 1612, 1664, 1984, 2003, 2418, 2496, 2976, 3224, 3968, 4006, 4836, 4992, 5952, 6009, 6448, 8012, 9672, 11904, 12018, 12896, 16024, 19344, 24036, 25792, 26039, 32048, 38688, 48072, 51584, 52078, 62093, 64096, 77376, 78117, 96144, 104156, 124186, 128192, 154752, 156234, 186279, 192288, 208312, 248372, 256384, 312468, 372558, 384576, 416624, 496744, 624936, 745116, 769152, 807209, 833248, 993488, 1249872, 1490232, 1614418, 1666496, 1986976, 2421627, 2499744, 2980464, 3228836, 3332992, 3973952, 4843254, 4999488, 5960928, 6457672, 7947904, 9686508, 9998976, 11921856, 12915344, 19373016, 23843712, 25830688, 38746032, 51661376, 77492064, 103322752, 154984128, 309968256]

約数ペア:

[(1, 309968256), (2, 154984128), (3, 103322752), (4, 77492064), (6, 51661376), (8, 38746032), (12, 25830688), (13, 23843712), (16, 19373016), (24, 12915344), (26, 11921856), (31, 9998976), (32, 9686508), (39, 7947904), (48, 6457672), (52, 5960928), (62, 4999488), (64, 4843254), (78, 3973952), (93, 3332992), (96, 3228836), (104, 2980464), (124, 2499744), (128, 2421627), (156, 1986976), (186, 1666496), (192, 1614418), (208, 1490232), (248, 1249872), (312, 993488), (372, 833248), (384, 807209), (403, 769152), (416, 745116), (496, 624936), (624, 496744), (744, 416624), (806, 384576), (832, 372558), (992, 312468), (1209, 256384), (1248, 248372), (1488, 208312), (1612, 192288), (1664, 186279), (1984, 156234), (2003, 154752), (2418, 128192), (2496, 124186), (2976, 104156), (3224, 96144), (3968, 78117), (4006, 77376), (4836, 64096), (4992, 62093), (5952, 52078), (6009, 51584), (6448, 48072), (8012, 38688), (9672, 32048), (11904, 26039), (12018, 25792), (12896, 24036), (16024, 19344)]