1261899648

素因数分解:

$2^7\times 3^4\times {\mathrm{121711}}^1$

素因数の和:121737

約数の個数: 80

約数和(自身を含む): 3755423760

約数和(自身を除く): 2493524112

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, 288, 324, 384, 432, 576, 648, 864, 1152, 1296, 1728, 2592, 3456, 5184, 10368, 121711, 243422, 365133, 486844, 730266, 973688, 1095399, 1460532, 1947376, 2190798, 2921064, 3286197, 3894752, 4381596, 5842128, 6572394, 7789504, 8763192, 9858591, 11684256, 13144788, 15579008, 17526384, 19717182, 23368512, 26289576, 35052768, 39434364, 46737024, 52579152, 70105536, 78868728, 105158304, 140211072, 157737456, 210316608, 315474912, 420633216, 630949824, 1261899648]

約数ペア:

[(1, 1261899648), (2, 630949824), (3, 420633216), (4, 315474912), (6, 210316608), (8, 157737456), (9, 140211072), (12, 105158304), (16, 78868728), (18, 70105536), (24, 52579152), (27, 46737024), (32, 39434364), (36, 35052768), (48, 26289576), (54, 23368512), (64, 19717182), (72, 17526384), (81, 15579008), (96, 13144788), (108, 11684256), (128, 9858591), (144, 8763192), (162, 7789504), (192, 6572394), (216, 5842128), (288, 4381596), (324, 3894752), (384, 3286197), (432, 2921064), (576, 2190798), (648, 1947376), (864, 1460532), (1152, 1095399), (1296, 973688), (1728, 730266), (2592, 486844), (3456, 365133), (5184, 243422), (10368, 121711)]