89771520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11689}}^1$

素因数の和:11715

約数の個数: 80

約数和(自身を含む): 287012880

約数和(自身を除く): 197241360

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, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 11689, 23378, 35067, 46756, 58445, 70134, 93512, 116890, 140268, 175335, 187024, 233780, 280536, 350670, 374048, 467560, 561072, 701340, 748096, 935120, 1122144, 1402680, 1496192, 1870240, 2244288, 2805360, 2992384, 3740480, 4488576, 5610720, 5984768, 7480960, 8977152, 11221440, 14961920, 17954304, 22442880, 29923840, 44885760, 89771520]

約数ペア:

[(1, 89771520), (2, 44885760), (3, 29923840), (4, 22442880), (5, 17954304), (6, 14961920), (8, 11221440), (10, 8977152), (12, 7480960), (15, 5984768), (16, 5610720), (20, 4488576), (24, 3740480), (30, 2992384), (32, 2805360), (40, 2244288), (48, 1870240), (60, 1496192), (64, 1402680), (80, 1122144), (96, 935120), (120, 748096), (128, 701340), (160, 561072), (192, 467560), (240, 374048), (256, 350670), (320, 280536), (384, 233780), (480, 187024), (512, 175335), (640, 140268), (768, 116890), (960, 93512), (1280, 70134), (1536, 58445), (1920, 46756), (2560, 35067), (3840, 23378), (7680, 11689)]