247281888

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 761878656

約数和(自身を除く): 514596768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 53, 56, 84, 96, 106, 112, 131, 159, 168, 212, 224, 262, 318, 336, 371, 393, 424, 524, 636, 672, 742, 786, 848, 917, 1048, 1113, 1272, 1484, 1572, 1696, 1834, 2096, 2226, 2544, 2751, 2809, 2968, 3144, 3668, 4192, 4452, 5088, 5502, 5618, 5936, 6288, 6943, 7336, 8427, 8904, 11004, 11236, 11872, 12576, 13886, 14672, 16854, 17808, 19663, 20829, 22008, 22472, 27772, 29344, 33708, 35616, 39326, 41658, 44016, 44944, 48601, 55544, 58989, 67416, 78652, 83316, 88032, 89888, 97202, 111088, 117978, 134832, 145803, 157304, 166632, 194404, 222176, 235956, 269664, 291606, 314608, 333264, 367979, 388808, 471912, 583212, 629216, 666528, 735958, 777616, 943824, 1103937, 1166424, 1471916, 1555232, 1887648, 2207874, 2332848, 2575853, 2943832, 4415748, 4665696, 5151706, 5887664, 7727559, 8831496, 10303412, 11775328, 15455118, 17662992, 20606824, 30910236, 35325984, 41213648, 61820472, 82427296, 123640944, 247281888]

約数ペア:

[(1, 247281888), (2, 123640944), (3, 82427296), (4, 61820472), (6, 41213648), (7, 35325984), (8, 30910236), (12, 20606824), (14, 17662992), (16, 15455118), (21, 11775328), (24, 10303412), (28, 8831496), (32, 7727559), (42, 5887664), (48, 5151706), (53, 4665696), (56, 4415748), (84, 2943832), (96, 2575853), (106, 2332848), (112, 2207874), (131, 1887648), (159, 1555232), (168, 1471916), (212, 1166424), (224, 1103937), (262, 943824), (318, 777616), (336, 735958), (371, 666528), (393, 629216), (424, 583212), (524, 471912), (636, 388808), (672, 367979), (742, 333264), (786, 314608), (848, 291606), (917, 269664), (1048, 235956), (1113, 222176), (1272, 194404), (1484, 166632), (1572, 157304), (1696, 145803), (1834, 134832), (2096, 117978), (2226, 111088), (2544, 97202), (2751, 89888), (2809, 88032), (2968, 83316), (3144, 78652), (3668, 67416), (4192, 58989), (4452, 55544), (5088, 48601), (5502, 44944), (5618, 44016), (5936, 41658), (6288, 39326), (6943, 35616), (7336, 33708), (8427, 29344), (8904, 27772), (11004, 22472), (11236, 22008), (11872, 20829), (12576, 19663), (13886, 17808), (14672, 16854)]