257389320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{93257}}^1$

素因数の和:93294

約数の個数: 64

約数和(自身を含む): 805749120

約数和(自身を除く): 548359800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 93257, 186514, 279771, 373028, 466285, 559542, 746056, 932570, 1119084, 1398855, 1865140, 2144911, 2238168, 2797710, 3730280, 4289822, 5595420, 6434733, 8579644, 10724555, 11190840, 12869466, 17159288, 21449110, 25738932, 32173665, 42898220, 51477864, 64347330, 85796440, 128694660, 257389320]

約数ペア:

[(1, 257389320), (2, 128694660), (3, 85796440), (4, 64347330), (5, 51477864), (6, 42898220), (8, 32173665), (10, 25738932), (12, 21449110), (15, 17159288), (20, 12869466), (23, 11190840), (24, 10724555), (30, 8579644), (40, 6434733), (46, 5595420), (60, 4289822), (69, 3730280), (92, 2797710), (115, 2238168), (120, 2144911), (138, 1865140), (184, 1398855), (230, 1119084), (276, 932570), (345, 746056), (460, 559542), (552, 466285), (690, 373028), (920, 279771), (1380, 186514), (2760, 93257)]