255739470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{2749}}^1$

素因数の和:3209

約数の個数: 64

約数和(自身を含む): 703296000

約数和(自身を除く): 447556530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 443, 886, 1329, 2215, 2658, 2749, 3101, 4430, 5498, 6202, 6645, 8247, 9303, 13290, 13745, 15505, 16494, 18606, 19243, 27490, 31010, 38486, 41235, 46515, 57729, 82470, 93030, 96215, 115458, 192430, 288645, 577290, 1217807, 2435614, 3653421, 6089035, 7306842, 8524649, 12178070, 17049298, 18267105, 25573947, 36534210, 42623245, 51147894, 85246490, 127869735, 255739470]

約数ペア:

[(1, 255739470), (2, 127869735), (3, 85246490), (5, 51147894), (6, 42623245), (7, 36534210), (10, 25573947), (14, 18267105), (15, 17049298), (21, 12178070), (30, 8524649), (35, 7306842), (42, 6089035), (70, 3653421), (105, 2435614), (210, 1217807), (443, 577290), (886, 288645), (1329, 192430), (2215, 115458), (2658, 96215), (2749, 93030), (3101, 82470), (4430, 57729), (5498, 46515), (6202, 41235), (6645, 38486), (8247, 31010), (9303, 27490), (13290, 19243), (13745, 18606), (15505, 16494)]