256607274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:137

約数の個数: 256

約数和(自身を含む): 743178240

約数和(自身を除く): 486570966

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 23, 31, 33, 38, 41, 42, 46, 57, 62, 66, 69, 77, 82, 93, 114, 123, 133, 138, 154, 161, 186, 209, 217, 231, 246, 253, 266, 287, 322, 341, 399, 418, 434, 437, 451, 462, 483, 506, 574, 589, 627, 651, 682, 713, 759, 779, 798, 861, 874, 902, 943, 966, 1023, 1178, 1254, 1271, 1302, 1311, 1353, 1426, 1463, 1518, 1558, 1722, 1767, 1771, 1886, 2046, 2139, 2337, 2387, 2542, 2622, 2706, 2829, 2926, 3059, 3157, 3534, 3542, 3813, 4123, 4278, 4389, 4674, 4774, 4807, 4991, 5313, 5453, 5658, 6118, 6314, 6479, 6601, 7161, 7626, 7843, 8246, 8569, 8778, 8897, 9177, 9471, 9614, 9982, 10373, 10626, 10906, 12369, 12958, 13202, 13547, 13981, 14322, 14421, 14973, 15686, 16359, 17138, 17794, 17917, 18354, 18942, 19437, 19803, 20746, 23529, 24149, 24738, 25707, 26691, 27094, 27962, 28842, 29233, 29946, 31119, 32718, 33649, 35834, 38874, 39606, 40641, 41943, 45353, 47058, 48298, 51414, 53382, 53751, 54901, 58466, 59983, 62238, 67298, 72447, 72611, 81282, 83886, 87699, 90706, 94829, 97867, 100947, 107502, 109802, 119966, 125419, 136059, 144894, 145222, 149017, 164703, 169043, 175398, 179949, 189658, 195734, 197087, 201894, 204631, 217833, 250838, 265639, 272118, 284487, 293601, 298034, 321563, 329406, 338086, 359898, 376257, 394174, 409262, 435666, 447051, 507129, 531278, 555427, 568974, 587202, 591261, 613893, 643126, 752514, 796917, 894102, 964689, 1014258, 1043119, 1110854, 1182522, 1227786, 1379609, 1593834, 1666281, 1859473, 1929378, 2086238, 2250941, 2759218, 3129357, 3332562, 3718946, 3887989, 4138827, 4501882, 5578419, 6109697, 6258714, 6752823, 7775978, 8277654, 11156838, 11663967, 12219394, 13505646, 18329091, 23327934, 36658182, 42767879, 85535758, 128303637, 256607274]

約数ペア:

[(1, 256607274), (2, 128303637), (3, 85535758), (6, 42767879), (7, 36658182), (11, 23327934), (14, 18329091), (19, 13505646), (21, 12219394), (22, 11663967), (23, 11156838), (31, 8277654), (33, 7775978), (38, 6752823), (41, 6258714), (42, 6109697), (46, 5578419), (57, 4501882), (62, 4138827), (66, 3887989), (69, 3718946), (77, 3332562), (82, 3129357), (93, 2759218), (114, 2250941), (123, 2086238), (133, 1929378), (138, 1859473), (154, 1666281), (161, 1593834), (186, 1379609), (209, 1227786), (217, 1182522), (231, 1110854), (246, 1043119), (253, 1014258), (266, 964689), (287, 894102), (322, 796917), (341, 752514), (399, 643126), (418, 613893), (434, 591261), (437, 587202), (451, 568974), (462, 555427), (483, 531278), (506, 507129), (574, 447051), (589, 435666), (627, 409262), (651, 394174), (682, 376257), (713, 359898), (759, 338086), (779, 329406), (798, 321563), (861, 298034), (874, 293601), (902, 284487), (943, 272118), (966, 265639), (1023, 250838), (1178, 217833), (1254, 204631), (1271, 201894), (1302, 197087), (1311, 195734), (1353, 189658), (1426, 179949), (1463, 175398), (1518, 169043), (1558, 164703), (1722, 149017), (1767, 145222), (1771, 144894), (1886, 136059), (2046, 125419), (2139, 119966), (2337, 109802), (2387, 107502), (2542, 100947), (2622, 97867), (2706, 94829), (2829, 90706), (2926, 87699), (3059, 83886), (3157, 81282), (3534, 72611), (3542, 72447), (3813, 67298), (4123, 62238), (4278, 59983), (4389, 58466), (4674, 54901), (4774, 53751), (4807, 53382), (4991, 51414), (5313, 48298), (5453, 47058), (5658, 45353), (6118, 41943), (6314, 40641), (6479, 39606), (6601, 38874), (7161, 35834), (7626, 33649), (7843, 32718), (8246, 31119), (8569, 29946), (8778, 29233), (8897, 28842), (9177, 27962), (9471, 27094), (9614, 26691), (9982, 25707), (10373, 24738), (10626, 24149), (10906, 23529), (12369, 20746), (12958, 19803), (13202, 19437), (13547, 18942), (13981, 18354), (14322, 17917), (14421, 17794), (14973, 17138), (15686, 16359)]