1276155648

素因数分解:

$2^8\times 3^4\times {\mathrm{61543}}^1$

素因数の和:61571

約数の個数: 90

約数和(自身を含む): 3805327064

約数和(自身を除く): 2529171416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 576, 648, 768, 864, 1152, 1296, 1728, 2304, 2592, 3456, 5184, 6912, 10368, 20736, 61543, 123086, 184629, 246172, 369258, 492344, 553887, 738516, 984688, 1107774, 1477032, 1661661, 1969376, 2215548, 2954064, 3323322, 3938752, 4431096, 4984983, 5908128, 6646644, 7877504, 8862192, 9969966, 11816256, 13293288, 15755008, 17724384, 19939932, 23632512, 26586576, 35448768, 39879864, 47265024, 53173152, 70897536, 79759728, 106346304, 141795072, 159519456, 212692608, 319038912, 425385216, 638077824, 1276155648]

約数ペア:

[(1, 1276155648), (2, 638077824), (3, 425385216), (4, 319038912), (6, 212692608), (8, 159519456), (9, 141795072), (12, 106346304), (16, 79759728), (18, 70897536), (24, 53173152), (27, 47265024), (32, 39879864), (36, 35448768), (48, 26586576), (54, 23632512), (64, 19939932), (72, 17724384), (81, 15755008), (96, 13293288), (108, 11816256), (128, 9969966), (144, 8862192), (162, 7877504), (192, 6646644), (216, 5908128), (256, 4984983), (288, 4431096), (324, 3938752), (384, 3323322), (432, 2954064), (576, 2215548), (648, 1969376), (768, 1661661), (864, 1477032), (1152, 1107774), (1296, 984688), (1728, 738516), (2304, 553887), (2592, 492344), (3456, 369258), (5184, 246172), (6912, 184629), (10368, 123086), (20736, 61543)]