260821944

素因数分解:

$2^3\times 3^4\times {\mathrm{402503}}^1$

素因数の和:402521

約数の個数: 40

約数和(自身を含む): 730544760

約数和(自身を除く): 469722816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 402503, 805006, 1207509, 1610012, 2415018, 3220024, 3622527, 4830036, 7245054, 9660072, 10867581, 14490108, 21735162, 28980216, 32602743, 43470324, 65205486, 86940648, 130410972, 260821944]

約数ペア:

[(1, 260821944), (2, 130410972), (3, 86940648), (4, 65205486), (6, 43470324), (8, 32602743), (9, 28980216), (12, 21735162), (18, 14490108), (24, 10867581), (27, 9660072), (36, 7245054), (54, 4830036), (72, 3622527), (81, 3220024), (108, 2415018), (162, 1610012), (216, 1207509), (324, 805006), (648, 402503)]