164857860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2767}}^1$

素因数の和:3113

約数の個数: 72

約数和(自身を含む): 501760896

約数和(自身を除く): 336903036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2767, 2979, 3310, 3972, 4965, 5534, 5958, 6620, 8301, 9930, 11068, 11916, 13835, 14895, 16602, 19860, 24903, 27670, 29790, 33204, 41505, 49806, 55340, 59580, 83010, 99612, 124515, 166020, 249030, 498060, 915877, 1831754, 2747631, 3663508, 4579385, 5495262, 8242893, 9158770, 10990524, 13738155, 16485786, 18317540, 27476310, 32971572, 41214465, 54952620, 82428930, 164857860]

約数ペア:

[(1, 164857860), (2, 82428930), (3, 54952620), (4, 41214465), (5, 32971572), (6, 27476310), (9, 18317540), (10, 16485786), (12, 13738155), (15, 10990524), (18, 9158770), (20, 8242893), (30, 5495262), (36, 4579385), (45, 3663508), (60, 2747631), (90, 1831754), (180, 915877), (331, 498060), (662, 249030), (993, 166020), (1324, 124515), (1655, 99612), (1986, 83010), (2767, 59580), (2979, 55340), (3310, 49806), (3972, 41505), (4965, 33204), (5534, 29790), (5958, 27670), (6620, 24903), (8301, 19860), (9930, 16602), (11068, 14895), (11916, 13835)]