661557456

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{72923}}^1$

素因数の和:72950

約数の個数: 100

約数和(自身を含む): 2188303392

約数和(自身を除く): 1526745936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 252, 324, 336, 378, 432, 504, 567, 648, 756, 1008, 1134, 1296, 1512, 2268, 3024, 4536, 9072, 72923, 145846, 218769, 291692, 437538, 510461, 583384, 656307, 875076, 1020922, 1166768, 1312614, 1531383, 1750152, 1968921, 2041844, 2625228, 3062766, 3500304, 3937842, 4083688, 4594149, 5250456, 5906763, 6125532, 7875684, 8167376, 9188298, 10500912, 11813526, 12251064, 13782447, 15751368, 18376596, 23627052, 24502128, 27564894, 31502736, 36753192, 41347341, 47254104, 55129788, 73506384, 82694682, 94508208, 110259576, 165389364, 220519152, 330778728, 661557456]

約数ペア:

[(1, 661557456), (2, 330778728), (3, 220519152), (4, 165389364), (6, 110259576), (7, 94508208), (8, 82694682), (9, 73506384), (12, 55129788), (14, 47254104), (16, 41347341), (18, 36753192), (21, 31502736), (24, 27564894), (27, 24502128), (28, 23627052), (36, 18376596), (42, 15751368), (48, 13782447), (54, 12251064), (56, 11813526), (63, 10500912), (72, 9188298), (81, 8167376), (84, 7875684), (108, 6125532), (112, 5906763), (126, 5250456), (144, 4594149), (162, 4083688), (168, 3937842), (189, 3500304), (216, 3062766), (252, 2625228), (324, 2041844), (336, 1968921), (378, 1750152), (432, 1531383), (504, 1312614), (567, 1166768), (648, 1020922), (756, 875076), (1008, 656307), (1134, 583384), (1296, 510461), (1512, 437538), (2268, 291692), (3024, 218769), (4536, 145846), (9072, 72923)]