20490480576

素因数分解:

$2^6\times 3^4\times {\mathrm{877}}^1\times {\mathrm{4507}}^1$

素因数の和:5408

約数の個数: 140

約数和(自身を含む): 60822954808

約数和(自身を除く): 40332474232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 288, 324, 432, 576, 648, 864, 877, 1296, 1728, 1754, 2592, 2631, 3508, 4507, 5184, 5262, 7016, 7893, 9014, 10524, 13521, 14032, 15786, 18028, 21048, 23679, 27042, 28064, 31572, 36056, 40563, 42096, 47358, 54084, 56128, 63144, 71037, 72112, 81126, 84192, 94716, 108168, 121689, 126288, 142074, 144224, 162252, 168384, 189432, 216336, 243378, 252576, 284148, 288448, 324504, 365067, 378864, 432672, 486756, 505152, 568296, 649008, 730134, 757728, 865344, 973512, 1136592, 1298016, 1460268, 1515456, 1947024, 2273184, 2596032, 2920536, 3894048, 3952639, 4546368, 5841072, 7788096, 7905278, 11682144, 11857917, 15810556, 23364288, 23715834, 31621112, 35573751, 47431668, 63242224, 71147502, 94863336, 106721253, 126484448, 142295004, 189726672, 213442506, 252968896, 284590008, 320163759, 379453344, 426885012, 569180016, 640327518, 758906688, 853770024, 1138360032, 1280655036, 1707540048, 2276720064, 2561310072, 3415080096, 5122620144, 6830160192, 10245240288, 20490480576]

約数ペア:

[(1, 20490480576), (2, 10245240288), (3, 6830160192), (4, 5122620144), (6, 3415080096), (8, 2561310072), (9, 2276720064), (12, 1707540048), (16, 1280655036), (18, 1138360032), (24, 853770024), (27, 758906688), (32, 640327518), (36, 569180016), (48, 426885012), (54, 379453344), (64, 320163759), (72, 284590008), (81, 252968896), (96, 213442506), (108, 189726672), (144, 142295004), (162, 126484448), (192, 106721253), (216, 94863336), (288, 71147502), (324, 63242224), (432, 47431668), (576, 35573751), (648, 31621112), (864, 23715834), (877, 23364288), (1296, 15810556), (1728, 11857917), (1754, 11682144), (2592, 7905278), (2631, 7788096), (3508, 5841072), (4507, 4546368), (5184, 3952639), (5262, 3894048), (7016, 2920536), (7893, 2596032), (9014, 2273184), (10524, 1947024), (13521, 1515456), (14032, 1460268), (15786, 1298016), (18028, 1136592), (21048, 973512), (23679, 865344), (27042, 757728), (28064, 730134), (31572, 649008), (36056, 568296), (40563, 505152), (42096, 486756), (47358, 432672), (54084, 378864), (56128, 365067), (63144, 324504), (71037, 288448), (72112, 284148), (81126, 252576), (84192, 243378), (94716, 216336), (108168, 189432), (121689, 168384), (126288, 162252), (142074, 144224)]