201871124

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 491003520

約数和(自身を除く): 289132396

約数列:

[1, 2, 4, 7, 13, 14, 17, 19, 26, 28, 34, 38, 52, 68, 76, 91, 101, 119, 133, 182, 202, 221, 238, 247, 266, 289, 323, 364, 404, 442, 476, 494, 532, 578, 646, 707, 884, 988, 1156, 1292, 1313, 1414, 1547, 1717, 1729, 1919, 2023, 2261, 2626, 2828, 3094, 3434, 3458, 3757, 3838, 4046, 4199, 4522, 5252, 5491, 6188, 6868, 6916, 7514, 7676, 8092, 8398, 9044, 9191, 10982, 12019, 13433, 15028, 16796, 18382, 21964, 22321, 24038, 24947, 26299, 26866, 29189, 29393, 32623, 36764, 38437, 44642, 48076, 49894, 52598, 53732, 58378, 58786, 65246, 71383, 76874, 89284, 99788, 105196, 116756, 117572, 130492, 142766, 153748, 156247, 174629, 204323, 228361, 285532, 312494, 349258, 379457, 408646, 424099, 456722, 499681, 554591, 624988, 698516, 758914, 817292, 848198, 913444, 999362, 1109182, 1517828, 1696396, 1998724, 2218364, 2656199, 2968693, 3882137, 5312398, 5937386, 7209683, 7764274, 10624796, 11874772, 14419366, 15528548, 28838732, 50467781, 100935562, 201871124]

約数ペア:

[(1, 201871124), (2, 100935562), (4, 50467781), (7, 28838732), (13, 15528548), (14, 14419366), (17, 11874772), (19, 10624796), (26, 7764274), (28, 7209683), (34, 5937386), (38, 5312398), (52, 3882137), (68, 2968693), (76, 2656199), (91, 2218364), (101, 1998724), (119, 1696396), (133, 1517828), (182, 1109182), (202, 999362), (221, 913444), (238, 848198), (247, 817292), (266, 758914), (289, 698516), (323, 624988), (364, 554591), (404, 499681), (442, 456722), (476, 424099), (494, 408646), (532, 379457), (578, 349258), (646, 312494), (707, 285532), (884, 228361), (988, 204323), (1156, 174629), (1292, 156247), (1313, 153748), (1414, 142766), (1547, 130492), (1717, 117572), (1729, 116756), (1919, 105196), (2023, 99788), (2261, 89284), (2626, 76874), (2828, 71383), (3094, 65246), (3434, 58786), (3458, 58378), (3757, 53732), (3838, 52598), (4046, 49894), (4199, 48076), (4522, 44642), (5252, 38437), (5491, 36764), (6188, 32623), (6868, 29393), (6916, 29189), (7514, 26866), (7676, 26299), (8092, 24947), (8398, 24038), (9044, 22321), (9191, 21964), (10982, 18382), (12019, 16796), (13433, 15028)]