661475808

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{36457}}^1$

素因数の和:36486

約数の個数: 120

約数和(自身を含む): 2223354672

約数和(自身を除く): 1561878864

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, 36457, 72914, 109371, 145828, 218742, 255199, 291656, 328113, 437484, 510398, 583312, 656226, 765597, 874968, 984339, 1020796, 1166624, 1312452, 1531194, 1749936, 1968678, 2041592, 2296791, 2624904, 2953017, 3062388, 3499872, 3937356, 4083184, 4593582, 5249808, 5906034, 6124776, 6890373, 7874712, 8166368, 9187164, 10499616, 11812068, 12249552, 13780746, 15749424, 18374328, 20671119, 23624136, 24499104, 27561492, 31498848, 36748656, 41342238, 47248272, 55122984, 73497312, 82684476, 94496544, 110245968, 165368952, 220491936, 330737904, 661475808]

約数ペア:

[(1, 661475808), (2, 330737904), (3, 220491936), (4, 165368952), (6, 110245968), (7, 94496544), (8, 82684476), (9, 73497312), (12, 55122984), (14, 47248272), (16, 41342238), (18, 36748656), (21, 31498848), (24, 27561492), (27, 24499104), (28, 23624136), (32, 20671119), (36, 18374328), (42, 15749424), (48, 13780746), (54, 12249552), (56, 11812068), (63, 10499616), (72, 9187164), (81, 8166368), (84, 7874712), (96, 6890373), (108, 6124776), (112, 5906034), (126, 5249808), (144, 4593582), (162, 4083184), (168, 3937356), (189, 3499872), (216, 3062388), (224, 2953017), (252, 2624904), (288, 2296791), (324, 2041592), (336, 1968678), (378, 1749936), (432, 1531194), (504, 1312452), (567, 1166624), (648, 1020796), (672, 984339), (756, 874968), (864, 765597), (1008, 656226), (1134, 583312), (1296, 510398), (1512, 437484), (2016, 328113), (2268, 291656), (2592, 255199), (3024, 218742), (4536, 145828), (6048, 109371), (9072, 72914), (18144, 36457)]