255807780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{2663}}^1$

素因数の和:4276

約数の個数: 48

約数和(自身を含む): 716978304

約数和(自身を除く): 461170524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1601, 2663, 3202, 4803, 5326, 6404, 7989, 8005, 9606, 10652, 13315, 15978, 16010, 19212, 24015, 26630, 31956, 32020, 39945, 48030, 53260, 79890, 96060, 159780, 4263463, 8526926, 12790389, 17053852, 21317315, 25580778, 42634630, 51161556, 63951945, 85269260, 127903890, 255807780]

約数ペア:

[(1, 255807780), (2, 127903890), (3, 85269260), (4, 63951945), (5, 51161556), (6, 42634630), (10, 25580778), (12, 21317315), (15, 17053852), (20, 12790389), (30, 8526926), (60, 4263463), (1601, 159780), (2663, 96060), (3202, 79890), (4803, 53260), (5326, 48030), (6404, 39945), (7989, 32020), (8005, 31956), (9606, 26630), (10652, 24015), (13315, 19212), (15978, 16010)]