400149216

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{313}}^1$

素因数の和:545

約数の個数: 144

約数和(自身を含む): 1197364896

約数和(自身を除く): 797215680

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 193, 207, 276, 288, 313, 368, 386, 414, 552, 579, 626, 736, 772, 828, 939, 1104, 1158, 1252, 1544, 1656, 1737, 1878, 2208, 2316, 2504, 2817, 3088, 3312, 3474, 3756, 4439, 4632, 5008, 5634, 6176, 6624, 6948, 7199, 7512, 8878, 9264, 10016, 11268, 13317, 13896, 14398, 15024, 17756, 18528, 21597, 22536, 26634, 27792, 28796, 30048, 35512, 39951, 43194, 45072, 53268, 55584, 57592, 60409, 64791, 71024, 79902, 86388, 90144, 106536, 115184, 120818, 129582, 142048, 159804, 172776, 181227, 213072, 230368, 241636, 259164, 319608, 345552, 362454, 426144, 483272, 518328, 543681, 639216, 691104, 724908, 966544, 1036656, 1087362, 1278432, 1389407, 1449816, 1933088, 2073312, 2174724, 2778814, 2899632, 4168221, 4349448, 5557628, 5799264, 8336442, 8698896, 11115256, 12504663, 16672884, 17397792, 22230512, 25009326, 33345768, 44461024, 50018652, 66691536, 100037304, 133383072, 200074608, 400149216]

約数ペア:

[(1, 400149216), (2, 200074608), (3, 133383072), (4, 100037304), (6, 66691536), (8, 50018652), (9, 44461024), (12, 33345768), (16, 25009326), (18, 22230512), (23, 17397792), (24, 16672884), (32, 12504663), (36, 11115256), (46, 8698896), (48, 8336442), (69, 5799264), (72, 5557628), (92, 4349448), (96, 4168221), (138, 2899632), (144, 2778814), (184, 2174724), (193, 2073312), (207, 1933088), (276, 1449816), (288, 1389407), (313, 1278432), (368, 1087362), (386, 1036656), (414, 966544), (552, 724908), (579, 691104), (626, 639216), (736, 543681), (772, 518328), (828, 483272), (939, 426144), (1104, 362454), (1158, 345552), (1252, 319608), (1544, 259164), (1656, 241636), (1737, 230368), (1878, 213072), (2208, 181227), (2316, 172776), (2504, 159804), (2817, 142048), (3088, 129582), (3312, 120818), (3474, 115184), (3756, 106536), (4439, 90144), (4632, 86388), (5008, 79902), (5634, 71024), (6176, 64791), (6624, 60409), (6948, 57592), (7199, 55584), (7512, 53268), (8878, 45072), (9264, 43194), (10016, 39951), (11268, 35512), (13317, 30048), (13896, 28796), (14398, 27792), (15024, 26634), (17756, 22536), (18528, 21597)]