84896840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1571}}^1$

素因数の和:1782

約数の個数: 64

約数和(自身を含む): 219576960

約数和(自身を除く): 134680120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 386, 772, 965, 1351, 1544, 1571, 1930, 2702, 3142, 3860, 5404, 6284, 6755, 7720, 7855, 10808, 10997, 12568, 13510, 15710, 21994, 27020, 31420, 43988, 54040, 54985, 62840, 87976, 109970, 219940, 303203, 439880, 606406, 1212812, 1516015, 2122421, 2425624, 3032030, 4244842, 6064060, 8489684, 10612105, 12128120, 16979368, 21224210, 42448420, 84896840]

約数ペア:

[(1, 84896840), (2, 42448420), (4, 21224210), (5, 16979368), (7, 12128120), (8, 10612105), (10, 8489684), (14, 6064060), (20, 4244842), (28, 3032030), (35, 2425624), (40, 2122421), (56, 1516015), (70, 1212812), (140, 606406), (193, 439880), (280, 303203), (386, 219940), (772, 109970), (965, 87976), (1351, 62840), (1544, 54985), (1571, 54040), (1930, 43988), (2702, 31420), (3142, 27020), (3860, 21994), (5404, 15710), (6284, 13510), (6755, 12568), (7720, 10997), (7855, 10808)]