68879040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:634

約数の個数: 112

約数和(自身を含む): 220565472

約数和(自身を除く): 151686432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 157, 160, 192, 240, 314, 320, 457, 471, 480, 628, 785, 914, 942, 960, 1256, 1371, 1570, 1828, 1884, 2285, 2355, 2512, 2742, 3140, 3656, 3768, 4570, 4710, 5024, 5484, 6280, 6855, 7312, 7536, 9140, 9420, 10048, 10968, 12560, 13710, 14624, 15072, 18280, 18840, 21936, 25120, 27420, 29248, 30144, 36560, 37680, 43872, 50240, 54840, 71749, 73120, 75360, 87744, 109680, 143498, 146240, 150720, 215247, 219360, 286996, 358745, 430494, 438720, 573992, 717490, 860988, 1076235, 1147984, 1434980, 1721976, 2152470, 2295968, 2869960, 3443952, 4304940, 4591936, 5739920, 6887904, 8609880, 11479840, 13775808, 17219760, 22959680, 34439520, 68879040]

約数ペア:

[(1, 68879040), (2, 34439520), (3, 22959680), (4, 17219760), (5, 13775808), (6, 11479840), (8, 8609880), (10, 6887904), (12, 5739920), (15, 4591936), (16, 4304940), (20, 3443952), (24, 2869960), (30, 2295968), (32, 2152470), (40, 1721976), (48, 1434980), (60, 1147984), (64, 1076235), (80, 860988), (96, 717490), (120, 573992), (157, 438720), (160, 430494), (192, 358745), (240, 286996), (314, 219360), (320, 215247), (457, 150720), (471, 146240), (480, 143498), (628, 109680), (785, 87744), (914, 75360), (942, 73120), (960, 71749), (1256, 54840), (1371, 50240), (1570, 43872), (1828, 37680), (1884, 36560), (2285, 30144), (2355, 29248), (2512, 27420), (2742, 25120), (3140, 21936), (3656, 18840), (3768, 18280), (4570, 15072), (4710, 14624), (5024, 13710), (5484, 12560), (6280, 10968), (6855, 10048), (7312, 9420), (7536, 9140)]