279371008

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 678150144

約数和(自身を除く): 398779136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 47, 56, 62, 64, 94, 107, 112, 124, 128, 188, 214, 217, 224, 248, 256, 329, 376, 428, 434, 448, 496, 658, 749, 752, 856, 868, 896, 992, 1316, 1457, 1498, 1504, 1712, 1736, 1792, 1984, 2632, 2914, 2996, 3008, 3317, 3424, 3472, 3968, 5029, 5264, 5828, 5992, 6016, 6634, 6848, 6944, 7936, 10058, 10199, 10528, 11656, 11984, 12032, 13268, 13696, 13888, 20116, 20398, 21056, 23219, 23312, 23968, 26536, 27392, 27776, 35203, 40232, 40796, 42112, 46438, 46624, 47936, 53072, 55552, 70406, 80464, 81592, 84224, 92876, 93248, 95872, 106144, 140812, 155899, 160928, 163184, 185752, 186496, 191744, 212288, 281624, 311798, 321856, 326368, 371504, 372992, 424576, 563248, 623596, 643712, 652736, 743008, 849152, 1091293, 1126496, 1247192, 1287424, 1305472, 1486016, 2182586, 2252992, 2494384, 2610944, 2972032, 4365172, 4505984, 4988768, 5944064, 8730344, 9011968, 9977536, 17460688, 19955072, 34921376, 39910144, 69842752, 139685504, 279371008]

約数ペア:

[(1, 279371008), (2, 139685504), (4, 69842752), (7, 39910144), (8, 34921376), (14, 19955072), (16, 17460688), (28, 9977536), (31, 9011968), (32, 8730344), (47, 5944064), (56, 4988768), (62, 4505984), (64, 4365172), (94, 2972032), (107, 2610944), (112, 2494384), (124, 2252992), (128, 2182586), (188, 1486016), (214, 1305472), (217, 1287424), (224, 1247192), (248, 1126496), (256, 1091293), (329, 849152), (376, 743008), (428, 652736), (434, 643712), (448, 623596), (496, 563248), (658, 424576), (749, 372992), (752, 371504), (856, 326368), (868, 321856), (896, 311798), (992, 281624), (1316, 212288), (1457, 191744), (1498, 186496), (1504, 185752), (1712, 163184), (1736, 160928), (1792, 155899), (1984, 140812), (2632, 106144), (2914, 95872), (2996, 93248), (3008, 92876), (3317, 84224), (3424, 81592), (3472, 80464), (3968, 70406), (5029, 55552), (5264, 53072), (5828, 47936), (5992, 46624), (6016, 46438), (6634, 42112), (6848, 40796), (6944, 40232), (7936, 35203), (10058, 27776), (10199, 27392), (10528, 26536), (11656, 23968), (11984, 23312), (12032, 23219), (13268, 21056), (13696, 20398), (13888, 20116)]