821335824

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 240

約数和(自身を含む): 2562693120

約数和(自身を除く): 1741357296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 31, 34, 36, 48, 51, 62, 68, 72, 79, 93, 102, 124, 136, 137, 144, 153, 158, 186, 204, 237, 248, 272, 274, 279, 306, 316, 372, 408, 411, 474, 496, 527, 548, 558, 612, 632, 711, 744, 816, 822, 948, 1054, 1096, 1116, 1224, 1233, 1264, 1343, 1422, 1488, 1581, 1644, 1896, 2108, 2192, 2232, 2329, 2448, 2449, 2466, 2686, 2844, 3162, 3288, 3792, 4029, 4216, 4247, 4464, 4658, 4743, 4898, 4932, 5372, 5688, 6324, 6576, 6987, 7347, 8058, 8432, 8494, 9316, 9486, 9796, 9864, 10744, 10823, 11376, 12087, 12648, 12741, 13974, 14694, 16116, 16988, 18632, 18972, 19592, 19728, 20961, 21488, 21646, 22041, 24174, 25296, 25482, 27948, 29388, 32232, 32469, 33976, 37264, 37944, 38223, 39184, 41633, 41922, 43292, 44082, 48348, 50964, 55896, 58776, 64464, 64938, 67952, 72199, 75888, 76446, 83266, 83844, 86584, 88164, 96696, 97407, 101928, 111792, 117552, 124899, 129876, 144398, 152892, 166532, 167688, 173168, 176328, 183991, 193392, 194814, 203856, 216597, 249798, 259752, 288796, 305784, 333064, 335376, 335513, 352656, 367982, 374697, 389628, 433194, 499596, 519504, 551973, 577592, 611568, 649791, 666128, 671026, 735964, 749394, 779256, 866388, 999192, 1006539, 1103946, 1155184, 1299582, 1342052, 1471928, 1498788, 1558512, 1655919, 1732776, 1998384, 2013078, 2207892, 2599164, 2684104, 2943856, 2997576, 3019617, 3311838, 3465552, 4026156, 4415784, 5198328, 5368208, 5703721, 5995152, 6039234, 6623676, 8052312, 8831568, 10396656, 11407442, 12078468, 13247352, 16104624, 17111163, 22814884, 24156936, 26494704, 34222326, 45629768, 48313872, 51333489, 68444652, 91259536, 102666978, 136889304, 205333956, 273778608, 410667912, 821335824]

約数ペア:

[(1, 821335824), (2, 410667912), (3, 273778608), (4, 205333956), (6, 136889304), (8, 102666978), (9, 91259536), (12, 68444652), (16, 51333489), (17, 48313872), (18, 45629768), (24, 34222326), (31, 26494704), (34, 24156936), (36, 22814884), (48, 17111163), (51, 16104624), (62, 13247352), (68, 12078468), (72, 11407442), (79, 10396656), (93, 8831568), (102, 8052312), (124, 6623676), (136, 6039234), (137, 5995152), (144, 5703721), (153, 5368208), (158, 5198328), (186, 4415784), (204, 4026156), (237, 3465552), (248, 3311838), (272, 3019617), (274, 2997576), (279, 2943856), (306, 2684104), (316, 2599164), (372, 2207892), (408, 2013078), (411, 1998384), (474, 1732776), (496, 1655919), (527, 1558512), (548, 1498788), (558, 1471928), (612, 1342052), (632, 1299582), (711, 1155184), (744, 1103946), (816, 1006539), (822, 999192), (948, 866388), (1054, 779256), (1096, 749394), (1116, 735964), (1224, 671026), (1233, 666128), (1264, 649791), (1343, 611568), (1422, 577592), (1488, 551973), (1581, 519504), (1644, 499596), (1896, 433194), (2108, 389628), (2192, 374697), (2232, 367982), (2329, 352656), (2448, 335513), (2449, 335376), (2466, 333064), (2686, 305784), (2844, 288796), (3162, 259752), (3288, 249798), (3792, 216597), (4029, 203856), (4216, 194814), (4247, 193392), (4464, 183991), (4658, 176328), (4743, 173168), (4898, 167688), (4932, 166532), (5372, 152892), (5688, 144398), (6324, 129876), (6576, 124899), (6987, 117552), (7347, 111792), (8058, 101928), (8432, 97407), (8494, 96696), (9316, 88164), (9486, 86584), (9796, 83844), (9864, 83266), (10744, 76446), (10823, 75888), (11376, 72199), (12087, 67952), (12648, 64938), (12741, 64464), (13974, 58776), (14694, 55896), (16116, 50964), (16988, 48348), (18632, 44082), (18972, 43292), (19592, 41922), (19728, 41633), (20961, 39184), (21488, 38223), (21646, 37944), (22041, 37264), (24174, 33976), (25296, 32469), (25482, 32232), (27948, 29388)]