308575488

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1060

約数の個数: 144

約数和(自身を含む): 913880576

約数和(自身を除く): 605305088

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, 256, 312, 372, 384, 403, 416, 496, 624, 744, 768, 806, 832, 992, 997, 1209, 1248, 1488, 1612, 1664, 1984, 1994, 2418, 2496, 2976, 2991, 3224, 3328, 3968, 3988, 4836, 4992, 5952, 5982, 6448, 7936, 7976, 9672, 9984, 11904, 11964, 12896, 12961, 15952, 19344, 23808, 23928, 25792, 25922, 30907, 31904, 38688, 38883, 47856, 51584, 51844, 61814, 63808, 77376, 77766, 92721, 95712, 103168, 103688, 123628, 127616, 154752, 155532, 185442, 191424, 207376, 247256, 255232, 309504, 311064, 370884, 382848, 401791, 414752, 494512, 622128, 741768, 765696, 803582, 829504, 989024, 1205373, 1244256, 1483536, 1607164, 1659008, 1978048, 2410746, 2488512, 2967072, 3214328, 3318016, 3956096, 4821492, 4977024, 5934144, 6428656, 7912192, 9642984, 9954048, 11868288, 12857312, 19285968, 23736576, 25714624, 38571936, 51429248, 77143872, 102858496, 154287744, 308575488]

約数ペア:

[(1, 308575488), (2, 154287744), (3, 102858496), (4, 77143872), (6, 51429248), (8, 38571936), (12, 25714624), (13, 23736576), (16, 19285968), (24, 12857312), (26, 11868288), (31, 9954048), (32, 9642984), (39, 7912192), (48, 6428656), (52, 5934144), (62, 4977024), (64, 4821492), (78, 3956096), (93, 3318016), (96, 3214328), (104, 2967072), (124, 2488512), (128, 2410746), (156, 1978048), (186, 1659008), (192, 1607164), (208, 1483536), (248, 1244256), (256, 1205373), (312, 989024), (372, 829504), (384, 803582), (403, 765696), (416, 741768), (496, 622128), (624, 494512), (744, 414752), (768, 401791), (806, 382848), (832, 370884), (992, 311064), (997, 309504), (1209, 255232), (1248, 247256), (1488, 207376), (1612, 191424), (1664, 185442), (1984, 155532), (1994, 154752), (2418, 127616), (2496, 123628), (2976, 103688), (2991, 103168), (3224, 95712), (3328, 92721), (3968, 77766), (3988, 77376), (4836, 63808), (4992, 61814), (5952, 51844), (5982, 51584), (6448, 47856), (7936, 38883), (7976, 38688), (9672, 31904), (9984, 30907), (11904, 25922), (11964, 25792), (12896, 23928), (12961, 23808), (15952, 19344)]