820121232

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:598

約数の個数: 160

約数和(自身を含む): 2498848000

約数和(自身を除く): 1678726768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 109, 112, 147, 168, 196, 218, 294, 327, 336, 343, 392, 436, 457, 588, 654, 686, 763, 784, 872, 914, 1029, 1176, 1308, 1371, 1372, 1526, 1744, 1828, 2058, 2289, 2352, 2616, 2742, 2744, 3052, 3199, 3656, 4116, 4578, 5232, 5341, 5484, 5488, 6104, 6398, 7312, 8232, 9156, 9597, 10682, 10968, 12208, 12796, 16023, 16464, 18312, 19194, 21364, 21936, 22393, 25592, 32046, 36624, 37387, 38388, 42728, 44786, 49813, 51184, 64092, 67179, 74774, 76776, 85456, 89572, 99626, 112161, 128184, 134358, 149439, 149548, 153552, 156751, 179144, 199252, 224322, 256368, 268716, 298878, 299096, 313502, 348691, 358288, 398504, 448644, 470253, 537432, 597756, 598192, 627004, 697382, 797008, 897288, 940506, 1046073, 1074864, 1195512, 1254008, 1394764, 1794576, 1881012, 2092146, 2391024, 2440837, 2508016, 2789528, 3762024, 4184292, 4881674, 5579056, 7322511, 7524048, 8368584, 9763348, 14645022, 16737168, 17085859, 19526696, 29290044, 34171718, 39053392, 51257577, 58580088, 68343436, 102515154, 117160176, 136686872, 205030308, 273373744, 410060616, 820121232]

約数ペア:

[(1, 820121232), (2, 410060616), (3, 273373744), (4, 205030308), (6, 136686872), (7, 117160176), (8, 102515154), (12, 68343436), (14, 58580088), (16, 51257577), (21, 39053392), (24, 34171718), (28, 29290044), (42, 19526696), (48, 17085859), (49, 16737168), (56, 14645022), (84, 9763348), (98, 8368584), (109, 7524048), (112, 7322511), (147, 5579056), (168, 4881674), (196, 4184292), (218, 3762024), (294, 2789528), (327, 2508016), (336, 2440837), (343, 2391024), (392, 2092146), (436, 1881012), (457, 1794576), (588, 1394764), (654, 1254008), (686, 1195512), (763, 1074864), (784, 1046073), (872, 940506), (914, 897288), (1029, 797008), (1176, 697382), (1308, 627004), (1371, 598192), (1372, 597756), (1526, 537432), (1744, 470253), (1828, 448644), (2058, 398504), (2289, 358288), (2352, 348691), (2616, 313502), (2742, 299096), (2744, 298878), (3052, 268716), (3199, 256368), (3656, 224322), (4116, 199252), (4578, 179144), (5232, 156751), (5341, 153552), (5484, 149548), (5488, 149439), (6104, 134358), (6398, 128184), (7312, 112161), (8232, 99626), (9156, 89572), (9597, 85456), (10682, 76776), (10968, 74774), (12208, 67179), (12796, 64092), (16023, 51184), (16464, 49813), (18312, 44786), (19194, 42728), (21364, 38388), (21936, 37387), (22393, 36624), (25592, 32046)]