778172080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47917}}^1$

素因数の和:47966

約数の個数: 80

約数和(自身を含む): 2139059520

約数和(自身を除く): 1360887440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 16240, 47917, 95834, 191668, 239585, 335419, 383336, 479170, 670838, 766672, 958340, 1341676, 1389593, 1677095, 1916680, 2683352, 2779186, 3354190, 3833360, 5366704, 5558372, 6708380, 6947965, 9727151, 11116744, 13416760, 13895930, 19454302, 22233488, 26833520, 27791860, 38908604, 48635755, 55583720, 77817208, 97271510, 111167440, 155634416, 194543020, 389086040, 778172080]

約数ペア:

[(1, 778172080), (2, 389086040), (4, 194543020), (5, 155634416), (7, 111167440), (8, 97271510), (10, 77817208), (14, 55583720), (16, 48635755), (20, 38908604), (28, 27791860), (29, 26833520), (35, 22233488), (40, 19454302), (56, 13895930), (58, 13416760), (70, 11116744), (80, 9727151), (112, 6947965), (116, 6708380), (140, 5558372), (145, 5366704), (203, 3833360), (232, 3354190), (280, 2779186), (290, 2683352), (406, 1916680), (464, 1677095), (560, 1389593), (580, 1341676), (812, 958340), (1015, 766672), (1160, 670838), (1624, 479170), (2030, 383336), (2320, 335419), (3248, 239585), (4060, 191668), (8120, 95834), (16240, 47917)]