85406580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67783}}^1$

素因数の和:67805

約数の個数: 72

約数和(自身を含む): 296080512

約数和(自身を除く): 210673932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 67783, 135566, 203349, 271132, 338915, 406698, 474481, 610047, 677830, 813396, 948962, 1016745, 1220094, 1355660, 1423443, 1897924, 2033490, 2372405, 2440188, 2846886, 3050235, 4066980, 4270329, 4744810, 5693772, 6100470, 7117215, 8540658, 9489620, 12200940, 14234430, 17081316, 21351645, 28468860, 42703290, 85406580]

約数ペア:

[(1, 85406580), (2, 42703290), (3, 28468860), (4, 21351645), (5, 17081316), (6, 14234430), (7, 12200940), (9, 9489620), (10, 8540658), (12, 7117215), (14, 6100470), (15, 5693772), (18, 4744810), (20, 4270329), (21, 4066980), (28, 3050235), (30, 2846886), (35, 2440188), (36, 2372405), (42, 2033490), (45, 1897924), (60, 1423443), (63, 1355660), (70, 1220094), (84, 1016745), (90, 948962), (105, 813396), (126, 677830), (140, 610047), (180, 474481), (210, 406698), (252, 338915), (315, 271132), (420, 203349), (630, 135566), (1260, 67783)]