80837760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:686

約数の個数: 128

約数和(自身を含む): 261740160

約数和(自身を除く): 180902400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 192, 213, 240, 284, 320, 355, 384, 426, 480, 568, 593, 640, 710, 852, 960, 1065, 1136, 1186, 1420, 1704, 1779, 1920, 2130, 2272, 2372, 2840, 2965, 3408, 3558, 4260, 4544, 4744, 5680, 5930, 6816, 7116, 8520, 8895, 9088, 9488, 11360, 11860, 13632, 14232, 17040, 17790, 18976, 22720, 23720, 27264, 28464, 34080, 35580, 37952, 42103, 45440, 47440, 56928, 68160, 71160, 75904, 84206, 94880, 113856, 126309, 136320, 142320, 168412, 189760, 210515, 227712, 252618, 284640, 336824, 379520, 421030, 505236, 569280, 631545, 673648, 842060, 1010472, 1138560, 1263090, 1347296, 1684120, 2020944, 2526180, 2694592, 3368240, 4041888, 5052360, 5389184, 6736480, 8083776, 10104720, 13472960, 16167552, 20209440, 26945920, 40418880, 80837760]

約数ペア:

[(1, 80837760), (2, 40418880), (3, 26945920), (4, 20209440), (5, 16167552), (6, 13472960), (8, 10104720), (10, 8083776), (12, 6736480), (15, 5389184), (16, 5052360), (20, 4041888), (24, 3368240), (30, 2694592), (32, 2526180), (40, 2020944), (48, 1684120), (60, 1347296), (64, 1263090), (71, 1138560), (80, 1010472), (96, 842060), (120, 673648), (128, 631545), (142, 569280), (160, 505236), (192, 421030), (213, 379520), (240, 336824), (284, 284640), (320, 252618), (355, 227712), (384, 210515), (426, 189760), (480, 168412), (568, 142320), (593, 136320), (640, 126309), (710, 113856), (852, 94880), (960, 84206), (1065, 75904), (1136, 71160), (1186, 68160), (1420, 56928), (1704, 47440), (1779, 45440), (1920, 42103), (2130, 37952), (2272, 35580), (2372, 34080), (2840, 28464), (2965, 27264), (3408, 23720), (3558, 22720), (4260, 18976), (4544, 17790), (4744, 17040), (5680, 14232), (5930, 13632), (6816, 11860), (7116, 11360), (8520, 9488), (8895, 9088)]