661294368

素因数分解:

$2^5\times 3^5\times 7^1\times {\mathrm{12149}}^1$

素因数の和:12181

約数の個数: 144

約数和(自身を含む): 2228990400

約数和(自身を除く): 1567696032

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, 243, 252, 288, 324, 336, 378, 432, 486, 504, 567, 648, 672, 756, 864, 972, 1008, 1134, 1296, 1512, 1701, 1944, 2016, 2268, 2592, 3024, 3402, 3888, 4536, 6048, 6804, 7776, 9072, 12149, 13608, 18144, 24298, 27216, 36447, 48596, 54432, 72894, 85043, 97192, 109341, 145788, 170086, 194384, 218682, 255129, 291576, 328023, 340172, 388768, 437364, 510258, 583152, 656046, 680344, 765387, 874728, 984069, 1020516, 1166304, 1312092, 1360688, 1530774, 1749456, 1968138, 2041032, 2296161, 2624184, 2721376, 2952207, 3061548, 3498912, 3936276, 4082064, 4592322, 5248368, 5904414, 6123096, 6888483, 7872552, 8164128, 9184644, 10496736, 11808828, 12246192, 13776966, 15745104, 18369288, 20665449, 23617656, 24492384, 27553932, 31490208, 36738576, 41330898, 47235312, 55107864, 73477152, 82661796, 94470624, 110215728, 165323592, 220431456, 330647184, 661294368]

約数ペア:

[(1, 661294368), (2, 330647184), (3, 220431456), (4, 165323592), (6, 110215728), (7, 94470624), (8, 82661796), (9, 73477152), (12, 55107864), (14, 47235312), (16, 41330898), (18, 36738576), (21, 31490208), (24, 27553932), (27, 24492384), (28, 23617656), (32, 20665449), (36, 18369288), (42, 15745104), (48, 13776966), (54, 12246192), (56, 11808828), (63, 10496736), (72, 9184644), (81, 8164128), (84, 7872552), (96, 6888483), (108, 6123096), (112, 5904414), (126, 5248368), (144, 4592322), (162, 4082064), (168, 3936276), (189, 3498912), (216, 3061548), (224, 2952207), (243, 2721376), (252, 2624184), (288, 2296161), (324, 2041032), (336, 1968138), (378, 1749456), (432, 1530774), (486, 1360688), (504, 1312092), (567, 1166304), (648, 1020516), (672, 984069), (756, 874728), (864, 765387), (972, 680344), (1008, 656046), (1134, 583152), (1296, 510258), (1512, 437364), (1701, 388768), (1944, 340172), (2016, 328023), (2268, 291576), (2592, 255129), (3024, 218682), (3402, 194384), (3888, 170086), (4536, 145788), (6048, 109341), (6804, 97192), (7776, 85043), (9072, 72894), (12149, 54432), (13608, 48596), (18144, 36447), (24298, 27216)]