305431020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{565613}}^1$

素因数の和:565631

約数の個数: 48

約数和(自身を含む): 950231520

約数和(自身を除く): 644800500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 565613, 1131226, 1696839, 2262452, 2828065, 3393678, 5090517, 5656130, 6787356, 8484195, 10181034, 11312260, 15271551, 16968390, 20362068, 25452585, 30543102, 33936780, 50905170, 61086204, 76357755, 101810340, 152715510, 305431020]

約数ペア:

[(1, 305431020), (2, 152715510), (3, 101810340), (4, 76357755), (5, 61086204), (6, 50905170), (9, 33936780), (10, 30543102), (12, 25452585), (15, 20362068), (18, 16968390), (20, 15271551), (27, 11312260), (30, 10181034), (36, 8484195), (45, 6787356), (54, 5656130), (60, 5090517), (90, 3393678), (108, 2828065), (135, 2262452), (180, 1696839), (270, 1131226), (540, 565613)]