256306512

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2237}}^1$

素因数の和:2297

約数の個数: 160

約数和(自身を含む): 852516864

約数和(自身を除く): 596210352

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 33, 42, 44, 48, 56, 62, 66, 77, 84, 88, 93, 112, 124, 132, 154, 168, 176, 186, 217, 231, 248, 264, 308, 336, 341, 372, 434, 462, 496, 528, 616, 651, 682, 744, 868, 924, 1023, 1232, 1302, 1364, 1488, 1736, 1848, 2046, 2237, 2387, 2604, 2728, 3472, 3696, 4092, 4474, 4774, 5208, 5456, 6711, 7161, 8184, 8948, 9548, 10416, 13422, 14322, 15659, 16368, 17896, 19096, 24607, 26844, 28644, 31318, 35792, 38192, 46977, 49214, 53688, 57288, 62636, 69347, 73821, 93954, 98428, 107376, 114576, 125272, 138694, 147642, 172249, 187908, 196856, 208041, 250544, 277388, 295284, 344498, 375816, 393712, 416082, 485429, 516747, 554776, 590568, 688996, 751632, 762817, 832164, 970858, 1033494, 1109552, 1181136, 1377992, 1456287, 1525634, 1664328, 1941716, 2066988, 2288451, 2755984, 2912574, 3051268, 3328656, 3883432, 4133976, 4576902, 5339719, 5825148, 6102536, 7766864, 8267952, 9153804, 10679438, 11650296, 12205072, 16019157, 18307608, 21358876, 23300592, 32038314, 36615216, 42717752, 64076628, 85435504, 128153256, 256306512]

約数ペア:

[(1, 256306512), (2, 128153256), (3, 85435504), (4, 64076628), (6, 42717752), (7, 36615216), (8, 32038314), (11, 23300592), (12, 21358876), (14, 18307608), (16, 16019157), (21, 12205072), (22, 11650296), (24, 10679438), (28, 9153804), (31, 8267952), (33, 7766864), (42, 6102536), (44, 5825148), (48, 5339719), (56, 4576902), (62, 4133976), (66, 3883432), (77, 3328656), (84, 3051268), (88, 2912574), (93, 2755984), (112, 2288451), (124, 2066988), (132, 1941716), (154, 1664328), (168, 1525634), (176, 1456287), (186, 1377992), (217, 1181136), (231, 1109552), (248, 1033494), (264, 970858), (308, 832164), (336, 762817), (341, 751632), (372, 688996), (434, 590568), (462, 554776), (496, 516747), (528, 485429), (616, 416082), (651, 393712), (682, 375816), (744, 344498), (868, 295284), (924, 277388), (1023, 250544), (1232, 208041), (1302, 196856), (1364, 187908), (1488, 172249), (1736, 147642), (1848, 138694), (2046, 125272), (2237, 114576), (2387, 107376), (2604, 98428), (2728, 93954), (3472, 73821), (3696, 69347), (4092, 62636), (4474, 57288), (4774, 53688), (5208, 49214), (5456, 46977), (6711, 38192), (7161, 35792), (8184, 31318), (8948, 28644), (9548, 26844), (10416, 24607), (13422, 19096), (14322, 17896), (15659, 16368)]