1278371808

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{70457}}^1$

素因数の和:70486

約数の個数: 120

約数和(自身を含む): 4296810672

約数和(自身を除く): 3018438864

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, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1296, 1512, 2016, 2268, 2592, 3024, 4536, 6048, 9072, 18144, 70457, 140914, 211371, 281828, 422742, 493199, 563656, 634113, 845484, 986398, 1127312, 1268226, 1479597, 1690968, 1902339, 1972796, 2254624, 2536452, 2959194, 3381936, 3804678, 3945592, 4438791, 5072904, 5707017, 5918388, 6763872, 7609356, 7891184, 8877582, 10145808, 11414034, 11836776, 13316373, 15218712, 15782368, 17755164, 20291616, 22828068, 23673552, 26632746, 30437424, 35510328, 39949119, 45656136, 47347104, 53265492, 60874848, 71020656, 79898238, 91312272, 106530984, 142041312, 159796476, 182624544, 213061968, 319592952, 426123936, 639185904, 1278371808]

約数ペア:

[(1, 1278371808), (2, 639185904), (3, 426123936), (4, 319592952), (6, 213061968), (7, 182624544), (8, 159796476), (9, 142041312), (12, 106530984), (14, 91312272), (16, 79898238), (18, 71020656), (21, 60874848), (24, 53265492), (27, 47347104), (28, 45656136), (32, 39949119), (36, 35510328), (42, 30437424), (48, 26632746), (54, 23673552), (56, 22828068), (63, 20291616), (72, 17755164), (81, 15782368), (84, 15218712), (96, 13316373), (108, 11836776), (112, 11414034), (126, 10145808), (144, 8877582), (162, 7891184), (168, 7609356), (189, 6763872), (216, 5918388), (224, 5707017), (252, 5072904), (288, 4438791), (324, 3945592), (336, 3804678), (378, 3381936), (432, 2959194), (504, 2536452), (567, 2254624), (648, 1972796), (672, 1902339), (756, 1690968), (864, 1479597), (1008, 1268226), (1134, 1127312), (1296, 986398), (1512, 845484), (2016, 634113), (2268, 563656), (2592, 493199), (3024, 422742), (4536, 281828), (6048, 211371), (9072, 140914), (18144, 70457)]