247371840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{28631}}^1$

素因数の和:28657

約数の個数: 112

約数和(自身を含む): 872703360

約数和(自身を除く): 625331520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 28631, 57262, 85893, 114524, 143155, 171786, 229048, 257679, 286310, 343572, 429465, 458096, 515358, 572620, 687144, 773037, 858930, 916192, 1030716, 1145240, 1288395, 1374288, 1546074, 1717860, 1832384, 2061432, 2290480, 2576790, 2748576, 3092148, 3435720, 3865185, 4122864, 4580960, 5153580, 5497152, 6184296, 6871440, 7730370, 8245728, 9161920, 10307160, 12368592, 13742880, 15460740, 16491456, 20614320, 24737184, 27485760, 30921480, 41228640, 49474368, 61842960, 82457280, 123685920, 247371840]

約数ペア:

[(1, 247371840), (2, 123685920), (3, 82457280), (4, 61842960), (5, 49474368), (6, 41228640), (8, 30921480), (9, 27485760), (10, 24737184), (12, 20614320), (15, 16491456), (16, 15460740), (18, 13742880), (20, 12368592), (24, 10307160), (27, 9161920), (30, 8245728), (32, 7730370), (36, 6871440), (40, 6184296), (45, 5497152), (48, 5153580), (54, 4580960), (60, 4122864), (64, 3865185), (72, 3435720), (80, 3092148), (90, 2748576), (96, 2576790), (108, 2290480), (120, 2061432), (135, 1832384), (144, 1717860), (160, 1546074), (180, 1374288), (192, 1288395), (216, 1145240), (240, 1030716), (270, 916192), (288, 858930), (320, 773037), (360, 687144), (432, 572620), (480, 515358), (540, 458096), (576, 429465), (720, 343572), (864, 286310), (960, 257679), (1080, 229048), (1440, 171786), (1728, 143155), (2160, 114524), (2880, 85893), (4320, 57262), (8640, 28631)]