201211020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{372613}}^1$

素因数の和:372631

約数の個数: 48

約数和(自身を含む): 625991520

約数和(自身を除く): 424780500

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, 372613, 745226, 1117839, 1490452, 1863065, 2235678, 3353517, 3726130, 4471356, 5589195, 6707034, 7452260, 10060551, 11178390, 13414068, 16767585, 20121102, 22356780, 33535170, 40242204, 50302755, 67070340, 100605510, 201211020]

約数ペア:

[(1, 201211020), (2, 100605510), (3, 67070340), (4, 50302755), (5, 40242204), (6, 33535170), (9, 22356780), (10, 20121102), (12, 16767585), (15, 13414068), (18, 11178390), (20, 10060551), (27, 7452260), (30, 6707034), (36, 5589195), (45, 4471356), (54, 3726130), (60, 3353517), (90, 2235678), (108, 1863065), (135, 1490452), (180, 1117839), (270, 745226), (540, 372613)]