320868352

素因数分解:

$2^{12}\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 156

約数和(自身を含む): 798917376

約数和(自身を除く): 478049024

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 64, 76, 112, 124, 128, 133, 152, 217, 224, 248, 256, 266, 304, 361, 434, 448, 496, 512, 532, 589, 608, 722, 868, 896, 992, 1024, 1064, 1178, 1216, 1444, 1736, 1792, 1984, 2048, 2128, 2356, 2432, 2527, 2888, 3472, 3584, 3968, 4096, 4123, 4256, 4712, 4864, 5054, 5776, 6944, 7168, 7936, 8246, 8512, 9424, 9728, 10108, 11191, 11552, 13888, 14336, 15872, 16492, 17024, 18848, 19456, 20216, 22382, 23104, 27776, 28672, 31744, 32984, 34048, 37696, 38912, 40432, 44764, 46208, 55552, 63488, 65968, 68096, 75392, 77824, 78337, 80864, 89528, 92416, 111104, 126976, 131936, 136192, 150784, 156674, 161728, 179056, 184832, 222208, 263872, 272384, 301568, 313348, 323456, 358112, 369664, 444416, 527744, 544768, 603136, 626696, 646912, 716224, 739328, 888832, 1055488, 1206272, 1253392, 1293824, 1432448, 1478656, 2110976, 2412544, 2506784, 2587648, 2864896, 4221952, 5013568, 5175296, 5729792, 8443904, 10027136, 10350592, 11459584, 16887808, 20054272, 22919168, 40108544, 45838336, 80217088, 160434176, 320868352]

約数ペア:

[(1, 320868352), (2, 160434176), (4, 80217088), (7, 45838336), (8, 40108544), (14, 22919168), (16, 20054272), (19, 16887808), (28, 11459584), (31, 10350592), (32, 10027136), (38, 8443904), (56, 5729792), (62, 5175296), (64, 5013568), (76, 4221952), (112, 2864896), (124, 2587648), (128, 2506784), (133, 2412544), (152, 2110976), (217, 1478656), (224, 1432448), (248, 1293824), (256, 1253392), (266, 1206272), (304, 1055488), (361, 888832), (434, 739328), (448, 716224), (496, 646912), (512, 626696), (532, 603136), (589, 544768), (608, 527744), (722, 444416), (868, 369664), (896, 358112), (992, 323456), (1024, 313348), (1064, 301568), (1178, 272384), (1216, 263872), (1444, 222208), (1736, 184832), (1792, 179056), (1984, 161728), (2048, 156674), (2128, 150784), (2356, 136192), (2432, 131936), (2527, 126976), (2888, 111104), (3472, 92416), (3584, 89528), (3968, 80864), (4096, 78337), (4123, 77824), (4256, 75392), (4712, 68096), (4864, 65968), (5054, 63488), (5776, 55552), (6944, 46208), (7168, 44764), (7936, 40432), (8246, 38912), (8512, 37696), (9424, 34048), (9728, 32984), (10108, 31744), (11191, 28672), (11552, 27776), (13888, 23104), (14336, 22382), (15872, 20216), (16492, 19456), (17024, 18848)]