220158960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 240

約数和(自身を含む): 806260896

約数和(自身を除く): 586101936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 97, 98, 105, 112, 120, 140, 147, 168, 193, 194, 196, 210, 240, 245, 280, 291, 294, 336, 386, 388, 392, 420, 485, 490, 560, 579, 582, 588, 679, 735, 772, 776, 784, 840, 965, 970, 980, 1158, 1164, 1176, 1351, 1358, 1455, 1470, 1544, 1552, 1680, 1930, 1940, 1960, 2037, 2316, 2328, 2352, 2702, 2716, 2895, 2910, 2940, 3088, 3395, 3860, 3880, 3920, 4053, 4074, 4632, 4656, 4753, 5404, 5432, 5790, 5820, 5880, 6755, 6790, 7720, 7760, 8106, 8148, 9264, 9457, 9506, 10185, 10808, 10864, 11580, 11640, 11760, 13510, 13580, 14259, 15440, 16212, 16296, 18721, 18914, 19012, 20265, 20370, 21616, 23160, 23280, 23765, 27020, 27160, 28371, 28518, 32424, 32592, 37442, 37828, 38024, 40530, 40740, 46320, 47285, 47530, 54040, 54320, 56163, 56742, 57036, 64848, 71295, 74884, 75656, 76048, 81060, 81480, 93605, 94570, 95060, 108080, 112326, 113484, 114072, 131047, 141855, 142590, 149768, 151312, 162120, 162960, 187210, 189140, 190120, 224652, 226968, 228144, 262094, 280815, 283710, 285180, 299536, 324240, 374420, 378280, 380240, 393141, 449304, 453936, 524188, 561630, 567420, 570360, 655235, 748840, 756560, 786282, 898608, 917329, 1048376, 1123260, 1134840, 1140720, 1310470, 1497680, 1572564, 1834658, 1965705, 2096752, 2246520, 2269680, 2620940, 2751987, 3145128, 3669316, 3931410, 4493040, 4586645, 5241880, 5503974, 6290256, 7338632, 7862820, 9173290, 10483760, 11007948, 13759935, 14677264, 15725640, 18346580, 22015896, 27519870, 31451280, 36693160, 44031792, 55039740, 73386320, 110079480, 220158960]

約数ペア:

[(1, 220158960), (2, 110079480), (3, 73386320), (4, 55039740), (5, 44031792), (6, 36693160), (7, 31451280), (8, 27519870), (10, 22015896), (12, 18346580), (14, 15725640), (15, 14677264), (16, 13759935), (20, 11007948), (21, 10483760), (24, 9173290), (28, 7862820), (30, 7338632), (35, 6290256), (40, 5503974), (42, 5241880), (48, 4586645), (49, 4493040), (56, 3931410), (60, 3669316), (70, 3145128), (80, 2751987), (84, 2620940), (97, 2269680), (98, 2246520), (105, 2096752), (112, 1965705), (120, 1834658), (140, 1572564), (147, 1497680), (168, 1310470), (193, 1140720), (194, 1134840), (196, 1123260), (210, 1048376), (240, 917329), (245, 898608), (280, 786282), (291, 756560), (294, 748840), (336, 655235), (386, 570360), (388, 567420), (392, 561630), (420, 524188), (485, 453936), (490, 449304), (560, 393141), (579, 380240), (582, 378280), (588, 374420), (679, 324240), (735, 299536), (772, 285180), (776, 283710), (784, 280815), (840, 262094), (965, 228144), (970, 226968), (980, 224652), (1158, 190120), (1164, 189140), (1176, 187210), (1351, 162960), (1358, 162120), (1455, 151312), (1470, 149768), (1544, 142590), (1552, 141855), (1680, 131047), (1930, 114072), (1940, 113484), (1960, 112326), (2037, 108080), (2316, 95060), (2328, 94570), (2352, 93605), (2702, 81480), (2716, 81060), (2895, 76048), (2910, 75656), (2940, 74884), (3088, 71295), (3395, 64848), (3860, 57036), (3880, 56742), (3920, 56163), (4053, 54320), (4074, 54040), (4632, 47530), (4656, 47285), (4753, 46320), (5404, 40740), (5432, 40530), (5790, 38024), (5820, 37828), (5880, 37442), (6755, 32592), (6790, 32424), (7720, 28518), (7760, 28371), (8106, 27160), (8148, 27020), (9264, 23765), (9457, 23280), (9506, 23160), (10185, 21616), (10808, 20370), (10864, 20265), (11580, 19012), (11640, 18914), (11760, 18721), (13510, 16296), (13580, 16212), (14259, 15440)]