257139792

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 320

約数和(自身を含む): 942161920

約数和(自身を除く): 685022128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 31, 36, 39, 42, 48, 52, 54, 56, 62, 63, 72, 78, 84, 91, 93, 104, 108, 112, 117, 124, 126, 144, 156, 168, 182, 186, 189, 208, 211, 216, 217, 234, 248, 252, 273, 279, 312, 336, 351, 364, 372, 378, 403, 422, 432, 434, 468, 496, 504, 546, 558, 624, 633, 651, 702, 728, 744, 756, 806, 819, 837, 844, 868, 936, 1008, 1092, 1116, 1209, 1266, 1302, 1404, 1456, 1477, 1488, 1512, 1612, 1638, 1674, 1688, 1736, 1872, 1899, 1953, 2184, 2232, 2418, 2457, 2532, 2604, 2743, 2808, 2821, 2954, 3024, 3224, 3276, 3348, 3376, 3472, 3627, 3798, 3906, 4368, 4431, 4464, 4836, 4914, 5064, 5208, 5486, 5616, 5642, 5697, 5859, 5908, 6448, 6541, 6552, 6696, 7254, 7596, 7812, 8229, 8463, 8862, 9672, 9828, 10128, 10416, 10881, 10972, 11284, 11394, 11718, 11816, 13082, 13104, 13293, 13392, 14508, 15192, 15624, 16458, 16926, 17724, 19201, 19344, 19623, 19656, 21762, 21944, 22568, 22788, 23436, 23632, 24687, 25389, 26164, 26586, 29016, 30384, 31248, 32916, 33852, 35448, 38402, 39246, 39312, 39879, 43524, 43888, 45136, 45576, 45787, 46872, 49374, 50778, 52328, 53172, 57603, 58032, 58869, 65832, 67704, 70896, 74061, 76167, 76804, 78492, 79758, 85033, 87048, 91152, 91574, 93744, 98748, 101556, 104656, 106344, 115206, 117738, 131664, 135408, 137361, 148122, 152334, 153608, 156984, 159516, 170066, 172809, 174096, 176607, 183148, 197496, 203112, 212688, 230412, 235476, 255099, 274722, 296244, 304668, 307216, 313968, 319032, 340132, 345618, 353214, 366296, 394992, 406224, 412083, 460824, 470952, 510198, 518427, 549444, 592488, 595231, 609336, 638064, 680264, 691236, 706428, 732592, 765297, 824166, 921648, 941904, 1020396, 1036854, 1098888, 1184976, 1190462, 1218672, 1236249, 1360528, 1382472, 1412856, 1530594, 1648332, 1785693, 2040792, 2073708, 2197776, 2295891, 2380924, 2472498, 2764944, 2825712, 3061188, 3296664, 3571386, 4081584, 4147416, 4591782, 4761848, 4944996, 5357079, 6122376, 6593328, 7142772, 8294832, 9183564, 9523696, 9889992, 10714158, 12244752, 14285544, 16071237, 18367128, 19779984, 21428316, 28571088, 32142474, 36734256, 42856632, 64284948, 85713264, 128569896, 257139792]

約数ペア:

[(1, 257139792), (2, 128569896), (3, 85713264), (4, 64284948), (6, 42856632), (7, 36734256), (8, 32142474), (9, 28571088), (12, 21428316), (13, 19779984), (14, 18367128), (16, 16071237), (18, 14285544), (21, 12244752), (24, 10714158), (26, 9889992), (27, 9523696), (28, 9183564), (31, 8294832), (36, 7142772), (39, 6593328), (42, 6122376), (48, 5357079), (52, 4944996), (54, 4761848), (56, 4591782), (62, 4147416), (63, 4081584), (72, 3571386), (78, 3296664), (84, 3061188), (91, 2825712), (93, 2764944), (104, 2472498), (108, 2380924), (112, 2295891), (117, 2197776), (124, 2073708), (126, 2040792), (144, 1785693), (156, 1648332), (168, 1530594), (182, 1412856), (186, 1382472), (189, 1360528), (208, 1236249), (211, 1218672), (216, 1190462), (217, 1184976), (234, 1098888), (248, 1036854), (252, 1020396), (273, 941904), (279, 921648), (312, 824166), (336, 765297), (351, 732592), (364, 706428), (372, 691236), (378, 680264), (403, 638064), (422, 609336), (432, 595231), (434, 592488), (468, 549444), (496, 518427), (504, 510198), (546, 470952), (558, 460824), (624, 412083), (633, 406224), (651, 394992), (702, 366296), (728, 353214), (744, 345618), (756, 340132), (806, 319032), (819, 313968), (837, 307216), (844, 304668), (868, 296244), (936, 274722), (1008, 255099), (1092, 235476), (1116, 230412), (1209, 212688), (1266, 203112), (1302, 197496), (1404, 183148), (1456, 176607), (1477, 174096), (1488, 172809), (1512, 170066), (1612, 159516), (1638, 156984), (1674, 153608), (1688, 152334), (1736, 148122), (1872, 137361), (1899, 135408), (1953, 131664), (2184, 117738), (2232, 115206), (2418, 106344), (2457, 104656), (2532, 101556), (2604, 98748), (2743, 93744), (2808, 91574), (2821, 91152), (2954, 87048), (3024, 85033), (3224, 79758), (3276, 78492), (3348, 76804), (3376, 76167), (3472, 74061), (3627, 70896), (3798, 67704), (3906, 65832), (4368, 58869), (4431, 58032), (4464, 57603), (4836, 53172), (4914, 52328), (5064, 50778), (5208, 49374), (5486, 46872), (5616, 45787), (5642, 45576), (5697, 45136), (5859, 43888), (5908, 43524), (6448, 39879), (6541, 39312), (6552, 39246), (6696, 38402), (7254, 35448), (7596, 33852), (7812, 32916), (8229, 31248), (8463, 30384), (8862, 29016), (9672, 26586), (9828, 26164), (10128, 25389), (10416, 24687), (10881, 23632), (10972, 23436), (11284, 22788), (11394, 22568), (11718, 21944), (11816, 21762), (13082, 19656), (13104, 19623), (13293, 19344), (13392, 19201), (14508, 17724), (15192, 16926), (15624, 16458)]