128180556

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{18839}}^1$

素因数の和:18865

約数の個数: 72

約数和(自身を含む): 384034560

約数和(自身を除く): 255854004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 18839, 37678, 56517, 75356, 113034, 131873, 169551, 226068, 263746, 339102, 395619, 508653, 527492, 678204, 791238, 1017306, 1186857, 1525959, 1582476, 2034612, 2373714, 3051918, 3560571, 4577877, 4747428, 6103836, 7121142, 9155754, 10681713, 14242284, 18311508, 21363426, 32045139, 42726852, 64090278, 128180556]

約数ペア:

[(1, 128180556), (2, 64090278), (3, 42726852), (4, 32045139), (6, 21363426), (7, 18311508), (9, 14242284), (12, 10681713), (14, 9155754), (18, 7121142), (21, 6103836), (27, 4747428), (28, 4577877), (36, 3560571), (42, 3051918), (54, 2373714), (63, 2034612), (81, 1582476), (84, 1525959), (108, 1186857), (126, 1017306), (162, 791238), (189, 678204), (243, 527492), (252, 508653), (324, 395619), (378, 339102), (486, 263746), (567, 226068), (756, 169551), (972, 131873), (1134, 113034), (1701, 75356), (2268, 56517), (3402, 37678), (6804, 18839)]