221436780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3690613}}^1$

素因数の和:3690625

約数の個数: 24

約数和(自身を含む): 620023152

約数和(自身を除く): 398586372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3690613, 7381226, 11071839, 14762452, 18453065, 22143678, 36906130, 44287356, 55359195, 73812260, 110718390, 221436780]

約数ペア:

[(1, 221436780), (2, 110718390), (3, 73812260), (4, 55359195), (5, 44287356), (6, 36906130), (10, 22143678), (12, 18453065), (15, 14762452), (20, 11071839), (30, 7381226), (60, 3690613)]