306567680

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3863}}^1$

素因数の和:3917

約数の個数: 80

約数和(自身を含む): 758951424

約数和(自身を除く): 452383744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3863, 3968, 4960, 7726, 7936, 9920, 15452, 15872, 19315, 19840, 30904, 38630, 39680, 61808, 77260, 79360, 119753, 123616, 154520, 239506, 247232, 309040, 479012, 494464, 598765, 618080, 958024, 988928, 1197530, 1236160, 1916048, 1977856, 2395060, 2472320, 3832096, 4790120, 4944640, 7664192, 9580240, 9889280, 15328384, 19160480, 30656768, 38320960, 61313536, 76641920, 153283840, 306567680]

約数ペア:

[(1, 306567680), (2, 153283840), (4, 76641920), (5, 61313536), (8, 38320960), (10, 30656768), (16, 19160480), (20, 15328384), (31, 9889280), (32, 9580240), (40, 7664192), (62, 4944640), (64, 4790120), (80, 3832096), (124, 2472320), (128, 2395060), (155, 1977856), (160, 1916048), (248, 1236160), (256, 1197530), (310, 988928), (320, 958024), (496, 618080), (512, 598765), (620, 494464), (640, 479012), (992, 309040), (1240, 247232), (1280, 239506), (1984, 154520), (2480, 123616), (2560, 119753), (3863, 79360), (3968, 77260), (4960, 61808), (7726, 39680), (7936, 38630), (9920, 30904), (15452, 19840), (15872, 19315)]