258465760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{230773}}^1$

素因数の和:230795

約数の個数: 48

約数和(自身を含む): 697860576

約数和(自身を除く): 439394816

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, 230773, 461546, 923092, 1153865, 1615411, 1846184, 2307730, 3230822, 3692368, 4615460, 6461644, 7384736, 8077055, 9230920, 12923288, 16154110, 18461840, 25846576, 32308220, 36923680, 51693152, 64616440, 129232880, 258465760]

約数ペア:

[(1, 258465760), (2, 129232880), (4, 64616440), (5, 51693152), (7, 36923680), (8, 32308220), (10, 25846576), (14, 18461840), (16, 16154110), (20, 12923288), (28, 9230920), (32, 8077055), (35, 7384736), (40, 6461644), (56, 4615460), (70, 3692368), (80, 3230822), (112, 2307730), (140, 1846184), (160, 1615411), (224, 1153865), (280, 923092), (560, 461546), (1120, 230773)]