85382820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1367}}^1$

素因数の和:1729

約数の個数: 72

約数和(自身を含む): 259930944

約数和(自身を除く): 174548124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 694, 1041, 1367, 1388, 1735, 2082, 2734, 3123, 3470, 4101, 4164, 5205, 5468, 6246, 6835, 6940, 8202, 10410, 12303, 12492, 13670, 15615, 16404, 20505, 20820, 24606, 27340, 31230, 41010, 49212, 61515, 62460, 82020, 123030, 246060, 474349, 948698, 1423047, 1897396, 2371745, 2846094, 4269141, 4743490, 5692188, 7115235, 8538282, 9486980, 14230470, 17076564, 21345705, 28460940, 42691410, 85382820]

約数ペア:

[(1, 85382820), (2, 42691410), (3, 28460940), (4, 21345705), (5, 17076564), (6, 14230470), (9, 9486980), (10, 8538282), (12, 7115235), (15, 5692188), (18, 4743490), (20, 4269141), (30, 2846094), (36, 2371745), (45, 1897396), (60, 1423047), (90, 948698), (180, 474349), (347, 246060), (694, 123030), (1041, 82020), (1367, 62460), (1388, 61515), (1735, 49212), (2082, 41010), (2734, 31230), (3123, 27340), (3470, 24606), (4101, 20820), (4164, 20505), (5205, 16404), (5468, 15615), (6246, 13670), (6835, 12492), (6940, 12303), (8202, 10410)]