1281473536

素因数分解:

$2^{10}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:210

約数の個数: 176

約数和(自身を含む): 3102269440

約数和(自身を除く): 1820795904

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, 512, 553, 584, 632, 868, 896, 992, 1022, 1024, 1106, 1168, 1264, 1736, 1792, 1984, 2044, 2212, 2263, 2336, 2449, 2528, 3472, 3584, 3968, 4088, 4424, 4526, 4672, 4898, 5056, 5767, 6944, 7168, 7936, 8176, 8848, 9052, 9344, 9796, 10112, 11534, 13888, 15841, 15872, 16352, 17143, 17696, 18104, 18688, 19592, 20224, 23068, 27776, 31682, 31744, 32704, 34286, 35392, 36208, 37376, 39184, 40369, 40448, 46136, 55552, 63364, 65408, 68572, 70784, 72416, 74752, 78368, 80738, 80896, 92272, 111104, 126728, 130816, 137144, 141568, 144832, 156736, 161476, 178777, 184544, 222208, 253456, 261632, 274288, 283136, 289664, 313472, 322952, 357554, 369088, 506912, 523264, 548576, 566272, 579328, 626944, 645904, 715108, 738176, 1013824, 1097152, 1158656, 1251439, 1253888, 1291808, 1430216, 1476352, 2027648, 2194304, 2317312, 2502878, 2507776, 2583616, 2860432, 2952704, 4055296, 4388608, 5005756, 5167232, 5720864, 5905408, 8110592, 8777216, 10011512, 10334464, 11441728, 16221184, 17554432, 20023024, 20668928, 22883456, 40046048, 41337856, 45766912, 80092096, 91533824, 160184192, 183067648, 320368384, 640736768, 1281473536]

約数ペア:

[(1, 1281473536), (2, 640736768), (4, 320368384), (7, 183067648), (8, 160184192), (14, 91533824), (16, 80092096), (28, 45766912), (31, 41337856), (32, 40046048), (56, 22883456), (62, 20668928), (64, 20023024), (73, 17554432), (79, 16221184), (112, 11441728), (124, 10334464), (128, 10011512), (146, 8777216), (158, 8110592), (217, 5905408), (224, 5720864), (248, 5167232), (256, 5005756), (292, 4388608), (316, 4055296), (434, 2952704), (448, 2860432), (496, 2583616), (511, 2507776), (512, 2502878), (553, 2317312), (584, 2194304), (632, 2027648), (868, 1476352), (896, 1430216), (992, 1291808), (1022, 1253888), (1024, 1251439), (1106, 1158656), (1168, 1097152), (1264, 1013824), (1736, 738176), (1792, 715108), (1984, 645904), (2044, 626944), (2212, 579328), (2263, 566272), (2336, 548576), (2449, 523264), (2528, 506912), (3472, 369088), (3584, 357554), (3968, 322952), (4088, 313472), (4424, 289664), (4526, 283136), (4672, 274288), (4898, 261632), (5056, 253456), (5767, 222208), (6944, 184544), (7168, 178777), (7936, 161476), (8176, 156736), (8848, 144832), (9052, 141568), (9344, 137144), (9796, 130816), (10112, 126728), (11534, 111104), (13888, 92272), (15841, 80896), (15872, 80738), (16352, 78368), (17143, 74752), (17696, 72416), (18104, 70784), (18688, 68572), (19592, 65408), (20224, 63364), (23068, 55552), (27776, 46136), (31682, 40448), (31744, 40369), (32704, 39184), (34286, 37376), (35392, 36208)]