2680320

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{349}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 8593200

約数和(自身を除く): 5912880

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, 128, 160, 192, 240, 256, 320, 349, 384, 480, 512, 640, 698, 768, 960, 1047, 1280, 1396, 1536, 1745, 1920, 2094, 2560, 2792, 3490, 3840, 4188, 5235, 5584, 6980, 7680, 8376, 10470, 11168, 13960, 16752, 20940, 22336, 27920, 33504, 41880, 44672, 55840, 67008, 83760, 89344, 111680, 134016, 167520, 178688, 223360, 268032, 335040, 446720, 536064, 670080, 893440, 1340160, 2680320]

約数ペア:

[(1, 2680320), (2, 1340160), (3, 893440), (4, 670080), (5, 536064), (6, 446720), (8, 335040), (10, 268032), (12, 223360), (15, 178688), (16, 167520), (20, 134016), (24, 111680), (30, 89344), (32, 83760), (40, 67008), (48, 55840), (60, 44672), (64, 41880), (80, 33504), (96, 27920), (120, 22336), (128, 20940), (160, 16752), (192, 13960), (240, 11168), (256, 10470), (320, 8376), (349, 7680), (384, 6980), (480, 5584), (512, 5235), (640, 4188), (698, 3840), (768, 3490), (960, 2792), (1047, 2560), (1280, 2094), (1396, 1920), (1536, 1745)]