127980972

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{773}}^1$

素因数の和:869

約数の個数: 120

約数和(自身を含む): 388102176

約数和(自身を除く): 260121204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 73, 81, 84, 108, 126, 146, 162, 189, 219, 252, 292, 324, 378, 438, 511, 567, 657, 756, 773, 876, 1022, 1134, 1314, 1533, 1546, 1971, 2044, 2268, 2319, 2628, 3066, 3092, 3942, 4599, 4638, 5411, 5913, 6132, 6957, 7884, 9198, 9276, 10822, 11826, 13797, 13914, 16233, 18396, 20871, 21644, 23652, 27594, 27828, 32466, 41391, 41742, 48699, 55188, 56429, 62613, 64932, 82782, 83484, 97398, 112858, 125226, 146097, 165564, 169287, 194796, 225716, 250452, 292194, 338574, 395003, 438291, 507861, 584388, 677148, 790006, 876582, 1015722, 1185009, 1523583, 1580012, 1753164, 2031444, 2370018, 3047166, 3555027, 4570749, 4740036, 6094332, 7110054, 9141498, 10665081, 14220108, 18282996, 21330162, 31995243, 42660324, 63990486, 127980972]

約数ペア:

[(1, 127980972), (2, 63990486), (3, 42660324), (4, 31995243), (6, 21330162), (7, 18282996), (9, 14220108), (12, 10665081), (14, 9141498), (18, 7110054), (21, 6094332), (27, 4740036), (28, 4570749), (36, 3555027), (42, 3047166), (54, 2370018), (63, 2031444), (73, 1753164), (81, 1580012), (84, 1523583), (108, 1185009), (126, 1015722), (146, 876582), (162, 790006), (189, 677148), (219, 584388), (252, 507861), (292, 438291), (324, 395003), (378, 338574), (438, 292194), (511, 250452), (567, 225716), (657, 194796), (756, 169287), (773, 165564), (876, 146097), (1022, 125226), (1134, 112858), (1314, 97398), (1533, 83484), (1546, 82782), (1971, 64932), (2044, 62613), (2268, 56429), (2319, 55188), (2628, 48699), (3066, 41742), (3092, 41391), (3942, 32466), (4599, 27828), (4638, 27594), (5411, 23652), (5913, 21644), (6132, 20871), (6957, 18396), (7884, 16233), (9198, 13914), (9276, 13797), (10822, 11826)]