128428872

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1627}}^1$

素因数の和:1683

約数の個数: 128

約数和(自身を含む): 393845760

約数和(自身を除く): 265416888

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 23, 24, 26, 33, 39, 44, 46, 52, 66, 69, 78, 88, 92, 104, 132, 138, 143, 156, 184, 253, 264, 276, 286, 299, 312, 429, 506, 552, 572, 598, 759, 858, 897, 1012, 1144, 1196, 1518, 1627, 1716, 1794, 2024, 2392, 3036, 3254, 3289, 3432, 3588, 4881, 6072, 6508, 6578, 7176, 9762, 9867, 13016, 13156, 17897, 19524, 19734, 21151, 26312, 35794, 37421, 39048, 39468, 42302, 53691, 63453, 71588, 74842, 78936, 84604, 107382, 112263, 126906, 143176, 149684, 169208, 214764, 224526, 232661, 253812, 299368, 411631, 429528, 449052, 465322, 486473, 507624, 697983, 823262, 898104, 930644, 972946, 1234893, 1395966, 1459419, 1646524, 1861288, 1945892, 2469786, 2791932, 2918838, 3293048, 3891784, 4939572, 5351203, 5583864, 5837676, 9879144, 10702406, 11675352, 16053609, 21404812, 32107218, 42809624, 64214436, 128428872]

約数ペア:

[(1, 128428872), (2, 64214436), (3, 42809624), (4, 32107218), (6, 21404812), (8, 16053609), (11, 11675352), (12, 10702406), (13, 9879144), (22, 5837676), (23, 5583864), (24, 5351203), (26, 4939572), (33, 3891784), (39, 3293048), (44, 2918838), (46, 2791932), (52, 2469786), (66, 1945892), (69, 1861288), (78, 1646524), (88, 1459419), (92, 1395966), (104, 1234893), (132, 972946), (138, 930644), (143, 898104), (156, 823262), (184, 697983), (253, 507624), (264, 486473), (276, 465322), (286, 449052), (299, 429528), (312, 411631), (429, 299368), (506, 253812), (552, 232661), (572, 224526), (598, 214764), (759, 169208), (858, 149684), (897, 143176), (1012, 126906), (1144, 112263), (1196, 107382), (1518, 84604), (1627, 78936), (1716, 74842), (1794, 71588), (2024, 63453), (2392, 53691), (3036, 42302), (3254, 39468), (3289, 39048), (3432, 37421), (3588, 35794), (4881, 26312), (6072, 21151), (6508, 19734), (6578, 19524), (7176, 17897), (9762, 13156), (9867, 13016)]