217236420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1206869}}^1$

素因数の和:1206884

約数の個数: 36

約数和(自身を含む): 658951020

約数和(自身を除く): 441714600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1206869, 2413738, 3620607, 4827476, 6034345, 7241214, 10861821, 12068690, 14482428, 18103035, 21723642, 24137380, 36206070, 43447284, 54309105, 72412140, 108618210, 217236420]

約数ペア:

[(1, 217236420), (2, 108618210), (3, 72412140), (4, 54309105), (5, 43447284), (6, 36206070), (9, 24137380), (10, 21723642), (12, 18103035), (15, 14482428), (18, 12068690), (20, 10861821), (30, 7241214), (36, 6034345), (45, 4827476), (60, 3620607), (90, 2413738), (180, 1206869)]