77566720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1$

素因数の和:826

約数の個数: 144

約数和(自身を含む): 231936768

約数和(自身を除く): 154370048

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 787, 880, 896, 1120, 1232, 1280, 1408, 1540, 1574, 1760, 1792, 2240, 2464, 2816, 3080, 3148, 3520, 3935, 4480, 4928, 5509, 6160, 6296, 7040, 7870, 8657, 8960, 9856, 11018, 12320, 12592, 14080, 15740, 17314, 19712, 22036, 24640, 25184, 27545, 31480, 34628, 43285, 44072, 49280, 50368, 55090, 60599, 62960, 69256, 86570, 88144, 98560, 100736, 110180, 121198, 125920, 138512, 173140, 176288, 201472, 220360, 242396, 251840, 277024, 302995, 346280, 352576, 440720, 484792, 503680, 554048, 605990, 692560, 705152, 881440, 969584, 1007360, 1108096, 1211980, 1385120, 1410304, 1762880, 1939168, 2216192, 2423960, 2770240, 3525760, 3878336, 4847920, 5540480, 7051520, 7756672, 9695840, 11080960, 15513344, 19391680, 38783360, 77566720]

約数ペア:

[(1, 77566720), (2, 38783360), (4, 19391680), (5, 15513344), (7, 11080960), (8, 9695840), (10, 7756672), (11, 7051520), (14, 5540480), (16, 4847920), (20, 3878336), (22, 3525760), (28, 2770240), (32, 2423960), (35, 2216192), (40, 1939168), (44, 1762880), (55, 1410304), (56, 1385120), (64, 1211980), (70, 1108096), (77, 1007360), (80, 969584), (88, 881440), (110, 705152), (112, 692560), (128, 605990), (140, 554048), (154, 503680), (160, 484792), (176, 440720), (220, 352576), (224, 346280), (256, 302995), (280, 277024), (308, 251840), (320, 242396), (352, 220360), (385, 201472), (440, 176288), (448, 173140), (560, 138512), (616, 125920), (640, 121198), (704, 110180), (770, 100736), (787, 98560), (880, 88144), (896, 86570), (1120, 69256), (1232, 62960), (1280, 60599), (1408, 55090), (1540, 50368), (1574, 49280), (1760, 44072), (1792, 43285), (2240, 34628), (2464, 31480), (2816, 27545), (3080, 25184), (3148, 24640), (3520, 22036), (3935, 19712), (4480, 17314), (4928, 15740), (5509, 14080), (6160, 12592), (6296, 12320), (7040, 11018), (7870, 9856), (8657, 8960)]