207919320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1949}}^1$

素因数の和:2097

約数の個数: 128

約数和(自身を含む): 718848000

約数和(自身を除く): 510928680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 1016, 1270, 1524, 1778, 1905, 1949, 2540, 2667, 3048, 3556, 3810, 3898, 4445, 5080, 5334, 5847, 7112, 7620, 7796, 8890, 9745, 10668, 11694, 13335, 13643, 15240, 15592, 17780, 19490, 21336, 23388, 26670, 27286, 29235, 35560, 38980, 40929, 46776, 53340, 54572, 58470, 68215, 77960, 81858, 106680, 109144, 116940, 136430, 163716, 204645, 233880, 247523, 272860, 327432, 409290, 495046, 545720, 742569, 818580, 990092, 1237615, 1485138, 1637160, 1732661, 1980184, 2475230, 2970276, 3465322, 3712845, 4950460, 5197983, 5940552, 6930644, 7425690, 8663305, 9900920, 10395966, 13861288, 14851380, 17326610, 20791932, 25989915, 29702760, 34653220, 41583864, 51979830, 69306440, 103959660, 207919320]

約数ペア:

[(1, 207919320), (2, 103959660), (3, 69306440), (4, 51979830), (5, 41583864), (6, 34653220), (7, 29702760), (8, 25989915), (10, 20791932), (12, 17326610), (14, 14851380), (15, 13861288), (20, 10395966), (21, 9900920), (24, 8663305), (28, 7425690), (30, 6930644), (35, 5940552), (40, 5197983), (42, 4950460), (56, 3712845), (60, 3465322), (70, 2970276), (84, 2475230), (105, 1980184), (120, 1732661), (127, 1637160), (140, 1485138), (168, 1237615), (210, 990092), (254, 818580), (280, 742569), (381, 545720), (420, 495046), (508, 409290), (635, 327432), (762, 272860), (840, 247523), (889, 233880), (1016, 204645), (1270, 163716), (1524, 136430), (1778, 116940), (1905, 109144), (1949, 106680), (2540, 81858), (2667, 77960), (3048, 68215), (3556, 58470), (3810, 54572), (3898, 53340), (4445, 46776), (5080, 40929), (5334, 38980), (5847, 35560), (7112, 29235), (7620, 27286), (7796, 26670), (8890, 23388), (9745, 21336), (10668, 19490), (11694, 17780), (13335, 15592), (13643, 15240)]