278513160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2320943}}^1$

素因数の和:2320957

約数の個数: 32

約数和(自身を含む): 835539840

約数和(自身を除く): 557026680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2320943, 4641886, 6962829, 9283772, 11604715, 13925658, 18567544, 23209430, 27851316, 34814145, 46418860, 55702632, 69628290, 92837720, 139256580, 278513160]

約数ペア:

[(1, 278513160), (2, 139256580), (3, 92837720), (4, 69628290), (5, 55702632), (6, 46418860), (8, 34814145), (10, 27851316), (12, 23209430), (15, 18567544), (20, 13925658), (24, 11604715), (30, 9283772), (40, 6962829), (60, 4641886), (120, 2320943)]