278426624

素因数分解:

$2^{10}\times 7^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:244

約数の個数: 132

約数和(自身を含む): 672071040

約数和(自身を除く): 393644416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 128, 179, 196, 217, 224, 248, 256, 358, 392, 434, 448, 496, 512, 716, 784, 868, 896, 992, 1024, 1253, 1432, 1519, 1568, 1736, 1792, 1984, 2506, 2864, 3038, 3136, 3472, 3584, 3968, 5012, 5549, 5728, 6076, 6272, 6944, 7168, 7936, 8771, 10024, 11098, 11456, 12152, 12544, 13888, 15872, 17542, 20048, 22196, 22912, 24304, 25088, 27776, 31744, 35084, 38843, 40096, 44392, 45824, 48608, 50176, 55552, 70168, 77686, 80192, 88784, 91648, 97216, 111104, 140336, 155372, 160384, 177568, 183296, 194432, 222208, 271901, 280672, 310744, 320768, 355136, 388864, 543802, 561344, 621488, 641536, 710272, 777728, 1087604, 1122688, 1242976, 1283072, 1420544, 1555456, 2175208, 2245376, 2485952, 2841088, 4350416, 4490752, 4971904, 5682176, 8700832, 8981504, 9943808, 17401664, 19887616, 34803328, 39775232, 69606656, 139213312, 278426624]

約数ペア:

[(1, 278426624), (2, 139213312), (4, 69606656), (7, 39775232), (8, 34803328), (14, 19887616), (16, 17401664), (28, 9943808), (31, 8981504), (32, 8700832), (49, 5682176), (56, 4971904), (62, 4490752), (64, 4350416), (98, 2841088), (112, 2485952), (124, 2245376), (128, 2175208), (179, 1555456), (196, 1420544), (217, 1283072), (224, 1242976), (248, 1122688), (256, 1087604), (358, 777728), (392, 710272), (434, 641536), (448, 621488), (496, 561344), (512, 543802), (716, 388864), (784, 355136), (868, 320768), (896, 310744), (992, 280672), (1024, 271901), (1253, 222208), (1432, 194432), (1519, 183296), (1568, 177568), (1736, 160384), (1792, 155372), (1984, 140336), (2506, 111104), (2864, 97216), (3038, 91648), (3136, 88784), (3472, 80192), (3584, 77686), (3968, 70168), (5012, 55552), (5549, 50176), (5728, 48608), (6076, 45824), (6272, 44392), (6944, 40096), (7168, 38843), (7936, 35084), (8771, 31744), (10024, 27776), (11098, 25088), (11456, 24304), (12152, 22912), (12544, 22196), (13888, 20048), (15872, 17542)]