257219424

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1657}}^1$

素因数の和:1698

約数の個数: 216

約数和(自身を含む): 928804968

約数和(自身を除く): 671585544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 49, 56, 63, 66, 72, 77, 84, 88, 96, 98, 99, 112, 126, 132, 144, 147, 154, 168, 176, 196, 198, 224, 231, 252, 264, 288, 294, 308, 336, 352, 392, 396, 441, 462, 504, 528, 539, 588, 616, 672, 693, 784, 792, 882, 924, 1008, 1056, 1078, 1176, 1232, 1386, 1568, 1584, 1617, 1657, 1764, 1848, 2016, 2156, 2352, 2464, 2772, 3168, 3234, 3314, 3528, 3696, 4312, 4704, 4851, 4971, 5544, 6468, 6628, 7056, 7392, 8624, 9702, 9942, 11088, 11599, 12936, 13256, 14112, 14913, 17248, 18227, 19404, 19884, 22176, 23198, 25872, 26512, 29826, 34797, 36454, 38808, 39768, 46396, 51744, 53024, 54681, 59652, 69594, 72908, 77616, 79536, 81193, 92792, 104391, 109362, 119304, 127589, 139188, 145816, 155232, 159072, 162386, 164043, 185584, 208782, 218724, 238608, 243579, 255178, 278376, 291632, 324772, 328086, 371168, 382767, 417564, 437448, 477216, 487158, 510356, 556752, 583264, 649544, 656172, 730737, 765534, 835128, 874896, 893123, 974316, 1020712, 1113504, 1148301, 1299088, 1312344, 1461474, 1531068, 1670256, 1749792, 1786246, 1948632, 2041424, 2296602, 2598176, 2624688, 2679369, 2922948, 3062136, 3340512, 3572492, 3897264, 4082848, 4593204, 5249376, 5358738, 5845896, 6124272, 7144984, 7794528, 8038107, 9186408, 10717476, 11691792, 12248544, 14289968, 16076214, 18372816, 21434952, 23383584, 28579936, 32152428, 36745632, 42869904, 64304856, 85739808, 128609712, 257219424]

約数ペア:

[(1, 257219424), (2, 128609712), (3, 85739808), (4, 64304856), (6, 42869904), (7, 36745632), (8, 32152428), (9, 28579936), (11, 23383584), (12, 21434952), (14, 18372816), (16, 16076214), (18, 14289968), (21, 12248544), (22, 11691792), (24, 10717476), (28, 9186408), (32, 8038107), (33, 7794528), (36, 7144984), (42, 6124272), (44, 5845896), (48, 5358738), (49, 5249376), (56, 4593204), (63, 4082848), (66, 3897264), (72, 3572492), (77, 3340512), (84, 3062136), (88, 2922948), (96, 2679369), (98, 2624688), (99, 2598176), (112, 2296602), (126, 2041424), (132, 1948632), (144, 1786246), (147, 1749792), (154, 1670256), (168, 1531068), (176, 1461474), (196, 1312344), (198, 1299088), (224, 1148301), (231, 1113504), (252, 1020712), (264, 974316), (288, 893123), (294, 874896), (308, 835128), (336, 765534), (352, 730737), (392, 656172), (396, 649544), (441, 583264), (462, 556752), (504, 510356), (528, 487158), (539, 477216), (588, 437448), (616, 417564), (672, 382767), (693, 371168), (784, 328086), (792, 324772), (882, 291632), (924, 278376), (1008, 255178), (1056, 243579), (1078, 238608), (1176, 218724), (1232, 208782), (1386, 185584), (1568, 164043), (1584, 162386), (1617, 159072), (1657, 155232), (1764, 145816), (1848, 139188), (2016, 127589), (2156, 119304), (2352, 109362), (2464, 104391), (2772, 92792), (3168, 81193), (3234, 79536), (3314, 77616), (3528, 72908), (3696, 69594), (4312, 59652), (4704, 54681), (4851, 53024), (4971, 51744), (5544, 46396), (6468, 39768), (6628, 38808), (7056, 36454), (7392, 34797), (8624, 29826), (9702, 26512), (9942, 25872), (11088, 23198), (11599, 22176), (12936, 19884), (13256, 19404), (14112, 18227), (14913, 17248)]