207680256

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:271

約数の個数: 216

約数和(自身を含む): 697249280

約数和(自身を除く): 489569024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 79, 84, 96, 112, 126, 128, 144, 158, 163, 168, 192, 224, 237, 252, 256, 288, 316, 326, 336, 384, 448, 474, 489, 504, 553, 576, 632, 652, 672, 711, 768, 896, 948, 978, 1008, 1106, 1141, 1152, 1264, 1304, 1344, 1422, 1467, 1659, 1792, 1896, 1956, 2016, 2212, 2282, 2304, 2528, 2608, 2688, 2844, 2934, 3318, 3423, 3792, 3912, 4032, 4424, 4564, 4977, 5056, 5216, 5376, 5688, 5868, 6636, 6846, 7584, 7824, 8064, 8848, 9128, 9954, 10112, 10269, 10432, 11376, 11736, 12877, 13272, 13692, 15168, 15648, 16128, 17696, 18256, 19908, 20224, 20538, 20864, 22752, 23472, 25754, 26544, 27384, 30336, 31296, 35392, 36512, 38631, 39816, 41076, 41728, 45504, 46944, 51508, 53088, 54768, 60672, 62592, 70784, 73024, 77262, 79632, 82152, 90139, 91008, 93888, 103016, 106176, 109536, 115893, 125184, 141568, 146048, 154524, 159264, 164304, 180278, 182016, 187776, 206032, 212352, 219072, 231786, 270417, 292096, 309048, 318528, 328608, 360556, 375552, 412064, 424704, 438144, 463572, 540834, 618096, 637056, 657216, 721112, 811251, 824128, 876288, 927144, 1081668, 1236192, 1274112, 1314432, 1442224, 1622502, 1648256, 1854288, 2163336, 2472384, 2628864, 2884448, 3245004, 3296512, 3708576, 4326672, 4944768, 5768896, 6490008, 7417152, 8653344, 9889536, 11537792, 12980016, 14834304, 17306688, 23075584, 25960032, 29668608, 34613376, 51920064, 69226752, 103840128, 207680256]

約数ペア:

[(1, 207680256), (2, 103840128), (3, 69226752), (4, 51920064), (6, 34613376), (7, 29668608), (8, 25960032), (9, 23075584), (12, 17306688), (14, 14834304), (16, 12980016), (18, 11537792), (21, 9889536), (24, 8653344), (28, 7417152), (32, 6490008), (36, 5768896), (42, 4944768), (48, 4326672), (56, 3708576), (63, 3296512), (64, 3245004), (72, 2884448), (79, 2628864), (84, 2472384), (96, 2163336), (112, 1854288), (126, 1648256), (128, 1622502), (144, 1442224), (158, 1314432), (163, 1274112), (168, 1236192), (192, 1081668), (224, 927144), (237, 876288), (252, 824128), (256, 811251), (288, 721112), (316, 657216), (326, 637056), (336, 618096), (384, 540834), (448, 463572), (474, 438144), (489, 424704), (504, 412064), (553, 375552), (576, 360556), (632, 328608), (652, 318528), (672, 309048), (711, 292096), (768, 270417), (896, 231786), (948, 219072), (978, 212352), (1008, 206032), (1106, 187776), (1141, 182016), (1152, 180278), (1264, 164304), (1304, 159264), (1344, 154524), (1422, 146048), (1467, 141568), (1659, 125184), (1792, 115893), (1896, 109536), (1956, 106176), (2016, 103016), (2212, 93888), (2282, 91008), (2304, 90139), (2528, 82152), (2608, 79632), (2688, 77262), (2844, 73024), (2934, 70784), (3318, 62592), (3423, 60672), (3792, 54768), (3912, 53088), (4032, 51508), (4424, 46944), (4564, 45504), (4977, 41728), (5056, 41076), (5216, 39816), (5376, 38631), (5688, 36512), (5868, 35392), (6636, 31296), (6846, 30336), (7584, 27384), (7824, 26544), (8064, 25754), (8848, 23472), (9128, 22752), (9954, 20864), (10112, 20538), (10269, 20224), (10432, 19908), (11376, 18256), (11736, 17696), (12877, 16128), (13272, 15648), (13692, 15168)]