67847680

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1559}}^1$

素因数の和:1599

約数の個数: 80

約数和(自身を含む): 172355040

約数和(自身を除く): 104507360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 1559, 2176, 2560, 2720, 3118, 4352, 5440, 6236, 7795, 8704, 10880, 12472, 15590, 21760, 24944, 26503, 31180, 43520, 49888, 53006, 62360, 99776, 106012, 124720, 132515, 199552, 212024, 249440, 265030, 399104, 424048, 498880, 530060, 798208, 848096, 997760, 1060120, 1696192, 1995520, 2120240, 3392384, 3991040, 4240480, 6784768, 8480960, 13569536, 16961920, 33923840, 67847680]

約数ペア:

[(1, 67847680), (2, 33923840), (4, 16961920), (5, 13569536), (8, 8480960), (10, 6784768), (16, 4240480), (17, 3991040), (20, 3392384), (32, 2120240), (34, 1995520), (40, 1696192), (64, 1060120), (68, 997760), (80, 848096), (85, 798208), (128, 530060), (136, 498880), (160, 424048), (170, 399104), (256, 265030), (272, 249440), (320, 212024), (340, 199552), (512, 132515), (544, 124720), (640, 106012), (680, 99776), (1088, 62360), (1280, 53006), (1360, 49888), (1559, 43520), (2176, 31180), (2560, 26503), (2720, 24944), (3118, 21760), (4352, 15590), (5440, 12472), (6236, 10880), (7795, 8704)]