207995520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{853}}^1$

素因数の和:1002

約数の個数: 128

約数和(自身を含む): 668989440

約数和(自身を除く): 460993920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 853, 960, 1016, 1270, 1524, 1706, 1905, 1920, 2032, 2540, 2559, 3048, 3412, 3810, 4064, 4265, 5080, 5118, 6096, 6824, 7620, 8128, 8530, 10160, 10236, 12192, 12795, 13648, 15240, 16256, 17060, 20320, 20472, 24384, 25590, 27296, 30480, 34120, 40640, 40944, 48768, 51180, 54592, 60960, 68240, 81280, 81888, 102360, 108331, 109184, 121920, 136480, 163776, 204720, 216662, 243840, 272960, 324993, 327552, 409440, 433324, 541655, 545920, 649986, 818880, 866648, 1083310, 1299972, 1624965, 1637760, 1733296, 2166620, 2599944, 3249930, 3466592, 4333240, 5199888, 6499860, 6933184, 8666480, 10399776, 12999720, 13866368, 17332960, 20799552, 25999440, 34665920, 41599104, 51998880, 69331840, 103997760, 207995520]

約数ペア:

[(1, 207995520), (2, 103997760), (3, 69331840), (4, 51998880), (5, 41599104), (6, 34665920), (8, 25999440), (10, 20799552), (12, 17332960), (15, 13866368), (16, 12999720), (20, 10399776), (24, 8666480), (30, 6933184), (32, 6499860), (40, 5199888), (48, 4333240), (60, 3466592), (64, 3249930), (80, 2599944), (96, 2166620), (120, 1733296), (127, 1637760), (128, 1624965), (160, 1299972), (192, 1083310), (240, 866648), (254, 818880), (320, 649986), (381, 545920), (384, 541655), (480, 433324), (508, 409440), (635, 327552), (640, 324993), (762, 272960), (853, 243840), (960, 216662), (1016, 204720), (1270, 163776), (1524, 136480), (1706, 121920), (1905, 109184), (1920, 108331), (2032, 102360), (2540, 81888), (2559, 81280), (3048, 68240), (3412, 60960), (3810, 54592), (4064, 51180), (4265, 48768), (5080, 40944), (5118, 40640), (6096, 34120), (6824, 30480), (7620, 27296), (8128, 25590), (8530, 24384), (10160, 20472), (10236, 20320), (12192, 17060), (12795, 16256), (13648, 15240)]