271930400

素因数分解:

$2^5\times 5^2\times 7^3\times {\mathrm{991}}^1$

素因数の和:1032

約数の個数: 144

約数和(自身を含む): 774950400

約数和(自身を除く): 503020000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 343, 350, 392, 400, 490, 560, 686, 700, 784, 800, 980, 991, 1120, 1225, 1372, 1400, 1568, 1715, 1960, 1982, 2450, 2744, 2800, 3430, 3920, 3964, 4900, 4955, 5488, 5600, 6860, 6937, 7840, 7928, 8575, 9800, 9910, 10976, 13720, 13874, 15856, 17150, 19600, 19820, 24775, 27440, 27748, 31712, 34300, 34685, 39200, 39640, 48559, 49550, 54880, 55496, 68600, 69370, 79280, 97118, 99100, 110992, 137200, 138740, 158560, 173425, 194236, 198200, 221984, 242795, 274400, 277480, 339913, 346850, 388472, 396400, 485590, 554960, 679826, 693700, 776944, 792800, 971180, 1109920, 1213975, 1359652, 1387400, 1553888, 1699565, 1942360, 2427950, 2719304, 2774800, 3399130, 3884720, 4855900, 5438608, 5549600, 6798260, 7769440, 8497825, 9711800, 10877216, 13596520, 16995650, 19423600, 27193040, 33991300, 38847200, 54386080, 67982600, 135965200, 271930400]

約数ペア:

[(1, 271930400), (2, 135965200), (4, 67982600), (5, 54386080), (7, 38847200), (8, 33991300), (10, 27193040), (14, 19423600), (16, 16995650), (20, 13596520), (25, 10877216), (28, 9711800), (32, 8497825), (35, 7769440), (40, 6798260), (49, 5549600), (50, 5438608), (56, 4855900), (70, 3884720), (80, 3399130), (98, 2774800), (100, 2719304), (112, 2427950), (140, 1942360), (160, 1699565), (175, 1553888), (196, 1387400), (200, 1359652), (224, 1213975), (245, 1109920), (280, 971180), (343, 792800), (350, 776944), (392, 693700), (400, 679826), (490, 554960), (560, 485590), (686, 396400), (700, 388472), (784, 346850), (800, 339913), (980, 277480), (991, 274400), (1120, 242795), (1225, 221984), (1372, 198200), (1400, 194236), (1568, 173425), (1715, 158560), (1960, 138740), (1982, 137200), (2450, 110992), (2744, 99100), (2800, 97118), (3430, 79280), (3920, 69370), (3964, 68600), (4900, 55496), (4955, 54880), (5488, 49550), (5600, 48559), (6860, 39640), (6937, 39200), (7840, 34685), (7928, 34300), (8575, 31712), (9800, 27748), (9910, 27440), (10976, 24775), (13720, 19820), (13874, 19600), (15856, 17150)]