320368384

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 774430720

約数和(自身を除く): 454062336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 73, 79, 112, 124, 128, 146, 158, 217, 224, 248, 256, 292, 316, 434, 448, 496, 511, 553, 584, 632, 868, 896, 992, 1022, 1106, 1168, 1264, 1736, 1792, 1984, 2044, 2212, 2263, 2336, 2449, 2528, 3472, 3968, 4088, 4424, 4526, 4672, 4898, 5056, 5767, 6944, 7936, 8176, 8848, 9052, 9344, 9796, 10112, 11534, 13888, 15841, 16352, 17143, 17696, 18104, 18688, 19592, 20224, 23068, 27776, 31682, 32704, 34286, 35392, 36208, 39184, 40369, 46136, 55552, 63364, 65408, 68572, 70784, 72416, 78368, 80738, 92272, 126728, 130816, 137144, 141568, 144832, 156736, 161476, 178777, 184544, 253456, 274288, 289664, 313472, 322952, 357554, 369088, 506912, 548576, 579328, 626944, 645904, 715108, 738176, 1013824, 1097152, 1251439, 1291808, 1430216, 1476352, 2027648, 2194304, 2502878, 2583616, 2860432, 4055296, 4388608, 5005756, 5167232, 5720864, 10011512, 10334464, 11441728, 20023024, 22883456, 40046048, 45766912, 80092096, 160184192, 320368384]

約数ペア:

[(1, 320368384), (2, 160184192), (4, 80092096), (7, 45766912), (8, 40046048), (14, 22883456), (16, 20023024), (28, 11441728), (31, 10334464), (32, 10011512), (56, 5720864), (62, 5167232), (64, 5005756), (73, 4388608), (79, 4055296), (112, 2860432), (124, 2583616), (128, 2502878), (146, 2194304), (158, 2027648), (217, 1476352), (224, 1430216), (248, 1291808), (256, 1251439), (292, 1097152), (316, 1013824), (434, 738176), (448, 715108), (496, 645904), (511, 626944), (553, 579328), (584, 548576), (632, 506912), (868, 369088), (896, 357554), (992, 322952), (1022, 313472), (1106, 289664), (1168, 274288), (1264, 253456), (1736, 184544), (1792, 178777), (1984, 161476), (2044, 156736), (2212, 144832), (2263, 141568), (2336, 137144), (2449, 130816), (2528, 126728), (3472, 92272), (3968, 80738), (4088, 78368), (4424, 72416), (4526, 70784), (4672, 68572), (4898, 65408), (5056, 63364), (5767, 55552), (6944, 46136), (7936, 40369), (8176, 39184), (8848, 36208), (9052, 35392), (9344, 34286), (9796, 32704), (10112, 31682), (11534, 27776), (13888, 23068), (15841, 20224), (16352, 19592), (17143, 18688), (17696, 18104)]