228169984

素因数分解:

$2^8\times 7^1\times {\mathrm{157}}^1\times {\mathrm{811}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 524474048

約数和(自身を除く): 296304064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 157, 224, 256, 314, 448, 628, 811, 896, 1099, 1256, 1622, 1792, 2198, 2512, 3244, 4396, 5024, 5677, 6488, 8792, 10048, 11354, 12976, 17584, 20096, 22708, 25952, 35168, 40192, 45416, 51904, 70336, 90832, 103808, 127327, 140672, 181664, 207616, 254654, 281344, 363328, 509308, 726656, 891289, 1018616, 1453312, 1782578, 2037232, 3565156, 4074464, 7130312, 8148928, 14260624, 16297856, 28521248, 32595712, 57042496, 114084992, 228169984]

約数ペア:

[(1, 228169984), (2, 114084992), (4, 57042496), (7, 32595712), (8, 28521248), (14, 16297856), (16, 14260624), (28, 8148928), (32, 7130312), (56, 4074464), (64, 3565156), (112, 2037232), (128, 1782578), (157, 1453312), (224, 1018616), (256, 891289), (314, 726656), (448, 509308), (628, 363328), (811, 281344), (896, 254654), (1099, 207616), (1256, 181664), (1622, 140672), (1792, 127327), (2198, 103808), (2512, 90832), (3244, 70336), (4396, 51904), (5024, 45416), (5677, 40192), (6488, 35168), (8792, 25952), (10048, 22708), (11354, 20096), (12976, 17584)]