221436840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1845307}}^1$

素因数の和:1845321

約数の個数: 32

約数和(自身を含む): 664310880

約数和(自身を除く): 442874040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1845307, 3690614, 5535921, 7381228, 9226535, 11071842, 14762456, 18453070, 22143684, 27679605, 36906140, 44287368, 55359210, 73812280, 110718420, 221436840]

約数ペア:

[(1, 221436840), (2, 110718420), (3, 73812280), (4, 55359210), (5, 44287368), (6, 36906140), (8, 27679605), (10, 22143684), (12, 18453070), (15, 14762456), (20, 11071842), (24, 9226535), (30, 7381228), (40, 5535921), (60, 3690614), (120, 1845307)]