158905980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5623}}^1$

素因数の和:5795

約数の個数: 72

約数和(自身を含む): 485171232

約数和(自身を除く): 326265252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4710, 5623, 5652, 7065, 9420, 11246, 14130, 16869, 22492, 28115, 28260, 33738, 50607, 56230, 67476, 84345, 101214, 112460, 168690, 202428, 253035, 337380, 506070, 882811, 1012140, 1765622, 2648433, 3531244, 4414055, 5296866, 7945299, 8828110, 10593732, 13242165, 15890598, 17656220, 26484330, 31781196, 39726495, 52968660, 79452990, 158905980]

約数ペア:

[(1, 158905980), (2, 79452990), (3, 52968660), (4, 39726495), (5, 31781196), (6, 26484330), (9, 17656220), (10, 15890598), (12, 13242165), (15, 10593732), (18, 8828110), (20, 7945299), (30, 5296866), (36, 4414055), (45, 3531244), (60, 2648433), (90, 1765622), (157, 1012140), (180, 882811), (314, 506070), (471, 337380), (628, 253035), (785, 202428), (942, 168690), (1413, 112460), (1570, 101214), (1884, 84345), (2355, 67476), (2826, 56230), (3140, 50607), (4710, 33738), (5623, 28260), (5652, 28115), (7065, 22492), (9420, 16869), (11246, 14130)]