181657728

素因数分解:

$2^7\times 3^4\times 7^1\times {\mathrm{2503}}^1$

素因数の和:2536

約数の個数: 160

約数和(自身を含む): 618087360

約数和(自身を除く): 436429632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 384, 432, 448, 504, 567, 576, 648, 672, 756, 864, 896, 1008, 1134, 1152, 1296, 1344, 1512, 1728, 2016, 2268, 2503, 2592, 2688, 3024, 3456, 4032, 4536, 5006, 5184, 6048, 7509, 8064, 9072, 10012, 10368, 12096, 15018, 17521, 18144, 20024, 22527, 24192, 30036, 35042, 36288, 40048, 45054, 52563, 60072, 67581, 70084, 72576, 80096, 90108, 105126, 120144, 135162, 140168, 157689, 160192, 180216, 202743, 210252, 240288, 270324, 280336, 315378, 320384, 360432, 405486, 420504, 473067, 480576, 540648, 560672, 630756, 720864, 810972, 841008, 946134, 961152, 1081296, 1121344, 1261512, 1419201, 1441728, 1621944, 1682016, 1892268, 2162592, 2242688, 2523024, 2838402, 2883456, 3243888, 3364032, 3784536, 4325184, 5046048, 5676804, 6487776, 6728064, 7569072, 8650368, 10092096, 11353608, 12975552, 15138144, 20184192, 22707216, 25951104, 30276288, 45414432, 60552576, 90828864, 181657728]

約数ペア:

[(1, 181657728), (2, 90828864), (3, 60552576), (4, 45414432), (6, 30276288), (7, 25951104), (8, 22707216), (9, 20184192), (12, 15138144), (14, 12975552), (16, 11353608), (18, 10092096), (21, 8650368), (24, 7569072), (27, 6728064), (28, 6487776), (32, 5676804), (36, 5046048), (42, 4325184), (48, 3784536), (54, 3364032), (56, 3243888), (63, 2883456), (64, 2838402), (72, 2523024), (81, 2242688), (84, 2162592), (96, 1892268), (108, 1682016), (112, 1621944), (126, 1441728), (128, 1419201), (144, 1261512), (162, 1121344), (168, 1081296), (189, 961152), (192, 946134), (216, 841008), (224, 810972), (252, 720864), (288, 630756), (324, 560672), (336, 540648), (378, 480576), (384, 473067), (432, 420504), (448, 405486), (504, 360432), (567, 320384), (576, 315378), (648, 280336), (672, 270324), (756, 240288), (864, 210252), (896, 202743), (1008, 180216), (1134, 160192), (1152, 157689), (1296, 140168), (1344, 135162), (1512, 120144), (1728, 105126), (2016, 90108), (2268, 80096), (2503, 72576), (2592, 70084), (2688, 67581), (3024, 60072), (3456, 52563), (4032, 45054), (4536, 40048), (5006, 36288), (5184, 35042), (6048, 30036), (7509, 24192), (8064, 22527), (9072, 20024), (10012, 18144), (10368, 17521), (12096, 15018)]