219510

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{271}}^1$

素因数の和:290

約数の個数: 40

約数和(自身を含む): 592416

約数和(自身を除く): 372906

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 271, 405, 542, 810, 813, 1355, 1626, 2439, 2710, 4065, 4878, 7317, 8130, 12195, 14634, 21951, 24390, 36585, 43902, 73170, 109755, 219510]

約数ペア:

[(1, 219510), (2, 109755), (3, 73170), (5, 43902), (6, 36585), (9, 24390), (10, 21951), (15, 14634), (18, 12195), (27, 8130), (30, 7317), (45, 4878), (54, 4065), (81, 2710), (90, 2439), (135, 1626), (162, 1355), (270, 813), (271, 810), (405, 542)]