261259040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{233267}}^1$

素因数の和:233289

約数の個数: 48

約数和(自身を含む): 705402432

約数和(自身を除く): 444143392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 233267, 466534, 933068, 1166335, 1632869, 1866136, 2332670, 3265738, 3732272, 4665340, 6531476, 7464544, 8164345, 9330680, 13062952, 16328690, 18661360, 26125904, 32657380, 37322720, 52251808, 65314760, 130629520, 261259040]

約数ペア:

[(1, 261259040), (2, 130629520), (4, 65314760), (5, 52251808), (7, 37322720), (8, 32657380), (10, 26125904), (14, 18661360), (16, 16328690), (20, 13062952), (28, 9330680), (32, 8164345), (35, 7464544), (40, 6531476), (56, 4665340), (70, 3732272), (80, 3265738), (112, 2332670), (140, 1866136), (160, 1632869), (224, 1166335), (280, 933068), (560, 466534), (1120, 233267)]