203478616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 437011200

約数和(自身を除く): 233532584

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 71, 88, 116, 142, 232, 284, 319, 568, 638, 781, 1123, 1276, 1562, 2059, 2246, 2552, 3124, 4118, 4492, 6248, 8236, 8984, 12353, 16472, 22649, 24706, 32567, 45298, 49412, 65134, 79733, 90596, 98824, 130268, 159466, 181192, 260536, 318932, 358237, 637864, 716474, 877063, 1432948, 1754126, 2312257, 2865896, 3508252, 4624514, 7016504, 9249028, 18498056, 25434827, 50869654, 101739308, 203478616]

約数ペア:

[(1, 203478616), (2, 101739308), (4, 50869654), (8, 25434827), (11, 18498056), (22, 9249028), (29, 7016504), (44, 4624514), (58, 3508252), (71, 2865896), (88, 2312257), (116, 1754126), (142, 1432948), (232, 877063), (284, 716474), (319, 637864), (568, 358237), (638, 318932), (781, 260536), (1123, 181192), (1276, 159466), (1562, 130268), (2059, 98824), (2246, 90596), (2552, 79733), (3124, 65134), (4118, 49412), (4492, 45298), (6248, 32567), (8236, 24706), (8984, 22649), (12353, 16472)]