20128972512

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1\times {\mathrm{383}}^1$

素因数の和:881

約数の個数: 192

約数和(自身を含む): 58344136704

約数和(自身を除く): 38215164192

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 157, 176, 264, 314, 317, 352, 383, 471, 528, 628, 634, 766, 942, 951, 1056, 1149, 1256, 1268, 1532, 1727, 1884, 1902, 2298, 2512, 2536, 3064, 3454, 3487, 3768, 3804, 4213, 4596, 5024, 5072, 5181, 6128, 6908, 6974, 7536, 7608, 8426, 9192, 10144, 10362, 10461, 12256, 12639, 13816, 13948, 15072, 15216, 16852, 18384, 20724, 20922, 25278, 27632, 27896, 30432, 33704, 36768, 41448, 41844, 49769, 50556, 55264, 55792, 60131, 67408, 82896, 83688, 99538, 101112, 111584, 120262, 121411, 134816, 149307, 165792, 167376, 180393, 199076, 202224, 240524, 242822, 298614, 334752, 360786, 364233, 398152, 404448, 481048, 485644, 547459, 597228, 661441, 721572, 728466, 796304, 962096, 971288, 1094918, 1194456, 1322882, 1335521, 1443144, 1456932, 1592608, 1642377, 1924192, 1942576, 1984323, 2189836, 2388912, 2645764, 2671042, 2886288, 2913864, 3284754, 3885152, 3968646, 4006563, 4379672, 4777824, 5291528, 5342084, 5772576, 5827728, 6569508, 7937292, 8013126, 8759344, 10583056, 10684168, 11655456, 13139016, 15874584, 16026252, 17518688, 19061527, 21166112, 21368336, 26278032, 31749168, 32052504, 38123054, 42736672, 52556064, 57184581, 63498336, 64105008, 76246108, 114369162, 128210016, 152492216, 209676797, 228738324, 304984432, 419353594, 457476648, 609968864, 629030391, 838707188, 914953296, 1258060782, 1677414376, 1829906592, 2516121564, 3354828752, 5032243128, 6709657504, 10064486256, 20128972512]

約数ペア:

[(1, 20128972512), (2, 10064486256), (3, 6709657504), (4, 5032243128), (6, 3354828752), (8, 2516121564), (11, 1829906592), (12, 1677414376), (16, 1258060782), (22, 914953296), (24, 838707188), (32, 629030391), (33, 609968864), (44, 457476648), (48, 419353594), (66, 304984432), (88, 228738324), (96, 209676797), (132, 152492216), (157, 128210016), (176, 114369162), (264, 76246108), (314, 64105008), (317, 63498336), (352, 57184581), (383, 52556064), (471, 42736672), (528, 38123054), (628, 32052504), (634, 31749168), (766, 26278032), (942, 21368336), (951, 21166112), (1056, 19061527), (1149, 17518688), (1256, 16026252), (1268, 15874584), (1532, 13139016), (1727, 11655456), (1884, 10684168), (1902, 10583056), (2298, 8759344), (2512, 8013126), (2536, 7937292), (3064, 6569508), (3454, 5827728), (3487, 5772576), (3768, 5342084), (3804, 5291528), (4213, 4777824), (4596, 4379672), (5024, 4006563), (5072, 3968646), (5181, 3885152), (6128, 3284754), (6908, 2913864), (6974, 2886288), (7536, 2671042), (7608, 2645764), (8426, 2388912), (9192, 2189836), (10144, 1984323), (10362, 1942576), (10461, 1924192), (12256, 1642377), (12639, 1592608), (13816, 1456932), (13948, 1443144), (15072, 1335521), (15216, 1322882), (16852, 1194456), (18384, 1094918), (20724, 971288), (20922, 962096), (25278, 796304), (27632, 728466), (27896, 721572), (30432, 661441), (33704, 597228), (36768, 547459), (41448, 485644), (41844, 481048), (49769, 404448), (50556, 398152), (55264, 364233), (55792, 360786), (60131, 334752), (67408, 298614), (82896, 242822), (83688, 240524), (99538, 202224), (101112, 199076), (111584, 180393), (120262, 167376), (121411, 165792), (134816, 149307)]