222530560

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{887}}^1$

素因数の和:926

約数の個数: 132

約数和(自身を含む): 621665712

約数和(自身を除く): 399135152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 887, 896, 980, 1024, 1120, 1280, 1568, 1774, 1792, 1960, 2240, 2560, 3136, 3548, 3584, 3920, 4435, 4480, 5120, 6209, 6272, 7096, 7168, 7840, 8870, 8960, 12418, 12544, 14192, 15680, 17740, 17920, 24836, 25088, 28384, 31045, 31360, 35480, 35840, 43463, 49672, 50176, 56768, 62090, 62720, 70960, 86926, 99344, 113536, 124180, 125440, 141920, 173852, 198688, 217315, 227072, 248360, 250880, 283840, 347704, 397376, 434630, 454144, 496720, 567680, 695408, 794752, 869260, 908288, 993440, 1135360, 1390816, 1589504, 1738520, 1986880, 2270720, 2781632, 3179008, 3477040, 3973760, 4541440, 5563264, 6358016, 6954080, 7947520, 11126528, 13908160, 15895040, 22253056, 27816320, 31790080, 44506112, 55632640, 111265280, 222530560]

約数ペア:

[(1, 222530560), (2, 111265280), (4, 55632640), (5, 44506112), (7, 31790080), (8, 27816320), (10, 22253056), (14, 15895040), (16, 13908160), (20, 11126528), (28, 7947520), (32, 6954080), (35, 6358016), (40, 5563264), (49, 4541440), (56, 3973760), (64, 3477040), (70, 3179008), (80, 2781632), (98, 2270720), (112, 1986880), (128, 1738520), (140, 1589504), (160, 1390816), (196, 1135360), (224, 993440), (245, 908288), (256, 869260), (280, 794752), (320, 695408), (392, 567680), (448, 496720), (490, 454144), (512, 434630), (560, 397376), (640, 347704), (784, 283840), (887, 250880), (896, 248360), (980, 227072), (1024, 217315), (1120, 198688), (1280, 173852), (1568, 141920), (1774, 125440), (1792, 124180), (1960, 113536), (2240, 99344), (2560, 86926), (3136, 70960), (3548, 62720), (3584, 62090), (3920, 56768), (4435, 50176), (4480, 49672), (5120, 43463), (6209, 35840), (6272, 35480), (7096, 31360), (7168, 31045), (7840, 28384), (8870, 25088), (8960, 24836), (12418, 17920), (12544, 17740), (14192, 15680)]