78394560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:790

約数の個数: 112

約数和(自身を含む): 251252736

約数和(自身を除く): 172858176

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, 127, 160, 192, 240, 254, 320, 381, 480, 508, 635, 643, 762, 960, 1016, 1270, 1286, 1524, 1905, 1929, 2032, 2540, 2572, 3048, 3215, 3810, 3858, 4064, 5080, 5144, 6096, 6430, 7620, 7716, 8128, 9645, 10160, 10288, 12192, 12860, 15240, 15432, 19290, 20320, 20576, 24384, 25720, 30480, 30864, 38580, 40640, 41152, 51440, 60960, 61728, 77160, 81661, 102880, 121920, 123456, 154320, 163322, 205760, 244983, 308640, 326644, 408305, 489966, 617280, 653288, 816610, 979932, 1224915, 1306576, 1633220, 1959864, 2449830, 2613152, 3266440, 3919728, 4899660, 5226304, 6532880, 7839456, 9799320, 13065760, 15678912, 19598640, 26131520, 39197280, 78394560]

約数ペア:

[(1, 78394560), (2, 39197280), (3, 26131520), (4, 19598640), (5, 15678912), (6, 13065760), (8, 9799320), (10, 7839456), (12, 6532880), (15, 5226304), (16, 4899660), (20, 3919728), (24, 3266440), (30, 2613152), (32, 2449830), (40, 1959864), (48, 1633220), (60, 1306576), (64, 1224915), (80, 979932), (96, 816610), (120, 653288), (127, 617280), (160, 489966), (192, 408305), (240, 326644), (254, 308640), (320, 244983), (381, 205760), (480, 163322), (508, 154320), (635, 123456), (643, 121920), (762, 102880), (960, 81661), (1016, 77160), (1270, 61728), (1286, 60960), (1524, 51440), (1905, 41152), (1929, 40640), (2032, 38580), (2540, 30864), (2572, 30480), (3048, 25720), (3215, 24384), (3810, 20576), (3858, 20320), (4064, 19290), (5080, 15432), (5144, 15240), (6096, 12860), (6430, 12192), (7620, 10288), (7716, 10160), (8128, 9645)]