38631420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1367}}^1$

素因数の和:1539

約数の個数: 72

約数和(自身を含む): 118014624

約数和(自身を除く): 79383204

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, 1367, 1413, 1570, 1884, 2355, 2734, 2826, 3140, 4101, 4710, 5468, 5652, 6835, 7065, 8202, 9420, 12303, 13670, 14130, 16404, 20505, 24606, 27340, 28260, 41010, 49212, 61515, 82020, 123030, 214619, 246060, 429238, 643857, 858476, 1073095, 1287714, 1931571, 2146190, 2575428, 3219285, 3863142, 4292380, 6438570, 7726284, 9657855, 12877140, 19315710, 38631420]

約数ペア:

[(1, 38631420), (2, 19315710), (3, 12877140), (4, 9657855), (5, 7726284), (6, 6438570), (9, 4292380), (10, 3863142), (12, 3219285), (15, 2575428), (18, 2146190), (20, 1931571), (30, 1287714), (36, 1073095), (45, 858476), (60, 643857), (90, 429238), (157, 246060), (180, 214619), (314, 123030), (471, 82020), (628, 61515), (785, 49212), (942, 41010), (1367, 28260), (1413, 27340), (1570, 24606), (1884, 20505), (2355, 16404), (2734, 14130), (2826, 13670), (3140, 12303), (4101, 9420), (4710, 8202), (5468, 7065), (5652, 6835)]