280118656

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 128

約数和(自身を含む): 641131200

約数和(自身を除く): 361012544

約数列:

[1, 2, 4, 8, 16, 17, 23, 29, 32, 34, 46, 58, 64, 68, 92, 116, 128, 136, 184, 193, 232, 272, 368, 386, 391, 464, 493, 544, 667, 736, 772, 782, 928, 986, 1088, 1334, 1472, 1544, 1564, 1856, 1972, 2176, 2668, 2944, 3088, 3128, 3281, 3712, 3944, 4439, 5336, 5597, 6176, 6256, 6562, 7888, 8878, 10672, 11194, 11339, 12352, 12512, 13124, 15776, 17756, 21344, 22388, 22678, 24704, 25024, 26248, 31552, 35512, 42688, 44776, 45356, 50048, 52496, 63104, 71024, 75463, 85376, 89552, 90712, 95149, 104992, 128731, 142048, 150926, 179104, 181424, 190298, 209984, 257462, 284096, 301852, 358208, 362848, 380596, 419968, 514924, 568192, 603704, 716416, 725696, 761192, 1029848, 1207408, 1451392, 1522384, 2059696, 2188427, 2414816, 3044768, 4119392, 4376854, 4829632, 6089536, 8238784, 8753708, 9659264, 12179072, 16477568, 17507416, 35014832, 70029664, 140059328, 280118656]

約数ペア:

[(1, 280118656), (2, 140059328), (4, 70029664), (8, 35014832), (16, 17507416), (17, 16477568), (23, 12179072), (29, 9659264), (32, 8753708), (34, 8238784), (46, 6089536), (58, 4829632), (64, 4376854), (68, 4119392), (92, 3044768), (116, 2414816), (128, 2188427), (136, 2059696), (184, 1522384), (193, 1451392), (232, 1207408), (272, 1029848), (368, 761192), (386, 725696), (391, 716416), (464, 603704), (493, 568192), (544, 514924), (667, 419968), (736, 380596), (772, 362848), (782, 358208), (928, 301852), (986, 284096), (1088, 257462), (1334, 209984), (1472, 190298), (1544, 181424), (1564, 179104), (1856, 150926), (1972, 142048), (2176, 128731), (2668, 104992), (2944, 95149), (3088, 90712), (3128, 89552), (3281, 85376), (3712, 75463), (3944, 71024), (4439, 63104), (5336, 52496), (5597, 50048), (6176, 45356), (6256, 44776), (6562, 42688), (7888, 35512), (8878, 31552), (10672, 26248), (11194, 25024), (11339, 24704), (12352, 22678), (12512, 22388), (13124, 21344), (15776, 17756)]