261535392

素因数分解:

$2^5\times 3^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 240

約数和(自身を含む): 829870272

約数和(自身を除く): 568334880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 41, 46, 48, 54, 69, 72, 81, 82, 92, 96, 107, 108, 123, 138, 144, 162, 164, 184, 207, 214, 216, 246, 276, 288, 321, 324, 328, 368, 369, 414, 428, 432, 492, 552, 621, 642, 648, 656, 736, 738, 828, 856, 864, 943, 963, 984, 1104, 1107, 1242, 1284, 1296, 1312, 1476, 1656, 1712, 1863, 1886, 1926, 1968, 2208, 2214, 2461, 2484, 2568, 2592, 2829, 2889, 2952, 3312, 3321, 3424, 3726, 3772, 3852, 3936, 4387, 4428, 4922, 4968, 5136, 5658, 5778, 5904, 6624, 6642, 7383, 7452, 7544, 7704, 8487, 8667, 8774, 8856, 9844, 9936, 10272, 11316, 11556, 11808, 13161, 13284, 14766, 14904, 15088, 15408, 16974, 17334, 17548, 17712, 19688, 19872, 22149, 22632, 23112, 25461, 26322, 26568, 29532, 29808, 30176, 30816, 33948, 34668, 35096, 35424, 39376, 39483, 44298, 45264, 46224, 50922, 52644, 53136, 59064, 59616, 66447, 67896, 69336, 70192, 76383, 78752, 78966, 88596, 90528, 92448, 100901, 101844, 105288, 106272, 118128, 118449, 132894, 135792, 138672, 140384, 152766, 157932, 177192, 199341, 201802, 203688, 210576, 236256, 236898, 265788, 271584, 277344, 302703, 305532, 315864, 354384, 355347, 398682, 403604, 407376, 421152, 473796, 531576, 605406, 611064, 631728, 708768, 710694, 797364, 807208, 814752, 908109, 947592, 1063152, 1210812, 1222128, 1263456, 1421388, 1594728, 1614416, 1816218, 1895184, 2126304, 2421624, 2444256, 2724327, 2842776, 3189456, 3228832, 3632436, 3790368, 4843248, 5448654, 5685552, 6378912, 7264872, 8172981, 9686496, 10897308, 11371104, 14529744, 16345962, 21794616, 29059488, 32691924, 43589232, 65383848, 87178464, 130767696, 261535392]

約数ペア:

[(1, 261535392), (2, 130767696), (3, 87178464), (4, 65383848), (6, 43589232), (8, 32691924), (9, 29059488), (12, 21794616), (16, 16345962), (18, 14529744), (23, 11371104), (24, 10897308), (27, 9686496), (32, 8172981), (36, 7264872), (41, 6378912), (46, 5685552), (48, 5448654), (54, 4843248), (69, 3790368), (72, 3632436), (81, 3228832), (82, 3189456), (92, 2842776), (96, 2724327), (107, 2444256), (108, 2421624), (123, 2126304), (138, 1895184), (144, 1816218), (162, 1614416), (164, 1594728), (184, 1421388), (207, 1263456), (214, 1222128), (216, 1210812), (246, 1063152), (276, 947592), (288, 908109), (321, 814752), (324, 807208), (328, 797364), (368, 710694), (369, 708768), (414, 631728), (428, 611064), (432, 605406), (492, 531576), (552, 473796), (621, 421152), (642, 407376), (648, 403604), (656, 398682), (736, 355347), (738, 354384), (828, 315864), (856, 305532), (864, 302703), (943, 277344), (963, 271584), (984, 265788), (1104, 236898), (1107, 236256), (1242, 210576), (1284, 203688), (1296, 201802), (1312, 199341), (1476, 177192), (1656, 157932), (1712, 152766), (1863, 140384), (1886, 138672), (1926, 135792), (1968, 132894), (2208, 118449), (2214, 118128), (2461, 106272), (2484, 105288), (2568, 101844), (2592, 100901), (2829, 92448), (2889, 90528), (2952, 88596), (3312, 78966), (3321, 78752), (3424, 76383), (3726, 70192), (3772, 69336), (3852, 67896), (3936, 66447), (4387, 59616), (4428, 59064), (4922, 53136), (4968, 52644), (5136, 50922), (5658, 46224), (5778, 45264), (5904, 44298), (6624, 39483), (6642, 39376), (7383, 35424), (7452, 35096), (7544, 34668), (7704, 33948), (8487, 30816), (8667, 30176), (8774, 29808), (8856, 29532), (9844, 26568), (9936, 26322), (10272, 25461), (11316, 23112), (11556, 22632), (11808, 22149), (13161, 19872), (13284, 19688), (14766, 17712), (14904, 17548), (15088, 17334), (15408, 16974)]