201780040

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{191}}^1$

素因数の和:241

約数の個数: 160

約数和(自身を含む): 580815360

約数和(自身を除く): 379035320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 191, 196, 220, 245, 280, 308, 343, 382, 385, 392, 440, 490, 539, 616, 686, 764, 770, 955, 980, 1078, 1337, 1372, 1528, 1540, 1715, 1910, 1960, 2101, 2156, 2401, 2674, 2695, 2744, 3080, 3430, 3773, 3820, 4202, 4312, 4802, 5348, 5390, 6685, 6860, 7546, 7640, 8404, 9359, 9604, 10505, 10696, 10780, 12005, 13370, 13720, 14707, 15092, 16808, 18718, 18865, 19208, 21010, 21560, 24010, 26411, 26740, 29414, 30184, 37436, 37730, 42020, 46795, 48020, 52822, 53480, 58828, 65513, 73535, 74872, 75460, 84040, 93590, 96040, 102949, 105644, 117656, 131026, 132055, 147070, 150920, 187180, 205898, 211288, 262052, 264110, 294140, 327565, 374360, 411796, 458591, 514745, 524104, 528220, 588280, 655130, 720643, 823592, 917182, 1029490, 1056440, 1310260, 1441286, 1834364, 2058980, 2292955, 2620520, 2882572, 3603215, 3668728, 4117960, 4585910, 5044501, 5765144, 7206430, 9171820, 10089002, 14412860, 18343640, 20178004, 25222505, 28825720, 40356008, 50445010, 100890020, 201780040]

約数ペア:

[(1, 201780040), (2, 100890020), (4, 50445010), (5, 40356008), (7, 28825720), (8, 25222505), (10, 20178004), (11, 18343640), (14, 14412860), (20, 10089002), (22, 9171820), (28, 7206430), (35, 5765144), (40, 5044501), (44, 4585910), (49, 4117960), (55, 3668728), (56, 3603215), (70, 2882572), (77, 2620520), (88, 2292955), (98, 2058980), (110, 1834364), (140, 1441286), (154, 1310260), (191, 1056440), (196, 1029490), (220, 917182), (245, 823592), (280, 720643), (308, 655130), (343, 588280), (382, 528220), (385, 524104), (392, 514745), (440, 458591), (490, 411796), (539, 374360), (616, 327565), (686, 294140), (764, 264110), (770, 262052), (955, 211288), (980, 205898), (1078, 187180), (1337, 150920), (1372, 147070), (1528, 132055), (1540, 131026), (1715, 117656), (1910, 105644), (1960, 102949), (2101, 96040), (2156, 93590), (2401, 84040), (2674, 75460), (2695, 74872), (2744, 73535), (3080, 65513), (3430, 58828), (3773, 53480), (3820, 52822), (4202, 48020), (4312, 46795), (4802, 42020), (5348, 37730), (5390, 37436), (6685, 30184), (6860, 29414), (7546, 26740), (7640, 26411), (8404, 24010), (9359, 21560), (9604, 21010), (10505, 19208), (10696, 18865), (10780, 18718), (12005, 16808), (13370, 15092), (13720, 14707)]