154452720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{643553}}^1$

素因数の和:643569

約数の個数: 40

約数和(自身を含む): 478804176

約数和(自身を除く): 324351456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 643553, 1287106, 1930659, 2574212, 3217765, 3861318, 5148424, 6435530, 7722636, 9653295, 10296848, 12871060, 15445272, 19306590, 25742120, 30890544, 38613180, 51484240, 77226360, 154452720]

約数ペア:

[(1, 154452720), (2, 77226360), (3, 51484240), (4, 38613180), (5, 30890544), (6, 25742120), (8, 19306590), (10, 15445272), (12, 12871060), (15, 10296848), (16, 9653295), (20, 7722636), (24, 6435530), (30, 5148424), (40, 3861318), (48, 3217765), (60, 2574212), (80, 1930659), (120, 1287106), (240, 643553)]