257239488

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3929}}^1$

素因数の和:3986

約数の個数: 112

約数和(自身を含む): 766632960

約数和(自身を除く): 509393472

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 124, 132, 176, 186, 192, 248, 264, 341, 352, 372, 496, 528, 682, 704, 744, 992, 1023, 1056, 1364, 1488, 1984, 2046, 2112, 2728, 2976, 3929, 4092, 5456, 5952, 7858, 8184, 10912, 11787, 15716, 16368, 21824, 23574, 31432, 32736, 43219, 47148, 62864, 65472, 86438, 94296, 121799, 125728, 129657, 172876, 188592, 243598, 251456, 259314, 345752, 365397, 377184, 487196, 518628, 691504, 730794, 754368, 974392, 1037256, 1339789, 1383008, 1461588, 1948784, 2074512, 2679578, 2766016, 2923176, 3897568, 4019367, 4149024, 5359156, 5846352, 7795136, 8038734, 8298048, 10718312, 11692704, 16077468, 21436624, 23385408, 32154936, 42873248, 64309872, 85746496, 128619744, 257239488]

約数ペア:

[(1, 257239488), (2, 128619744), (3, 85746496), (4, 64309872), (6, 42873248), (8, 32154936), (11, 23385408), (12, 21436624), (16, 16077468), (22, 11692704), (24, 10718312), (31, 8298048), (32, 8038734), (33, 7795136), (44, 5846352), (48, 5359156), (62, 4149024), (64, 4019367), (66, 3897568), (88, 2923176), (93, 2766016), (96, 2679578), (124, 2074512), (132, 1948784), (176, 1461588), (186, 1383008), (192, 1339789), (248, 1037256), (264, 974392), (341, 754368), (352, 730794), (372, 691504), (496, 518628), (528, 487196), (682, 377184), (704, 365397), (744, 345752), (992, 259314), (1023, 251456), (1056, 243598), (1364, 188592), (1488, 172876), (1984, 129657), (2046, 125728), (2112, 121799), (2728, 94296), (2976, 86438), (3929, 65472), (4092, 62864), (5456, 47148), (5952, 43219), (7858, 32736), (8184, 31432), (10912, 23574), (11787, 21824), (15716, 16368)]