245280320

素因数分解:

$2^6\times 5^1\times {\mathrm{766501}}^1$

素因数の和:766518

約数の個数: 28

約数和(自身を含む): 584074524

約数和(自身を除く): 338794204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 766501, 1533002, 3066004, 3832505, 6132008, 7665010, 12264016, 15330020, 24528032, 30660040, 49056064, 61320080, 122640160, 245280320]

約数ペア:

[(1, 245280320), (2, 122640160), (4, 61320080), (5, 49056064), (8, 30660040), (10, 24528032), (16, 15330020), (20, 12264016), (32, 7665010), (40, 6132008), (64, 3832505), (80, 3066004), (160, 1533002), (320, 766501)]