199983520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 144

約数和(自身を含む): 536100768

約数和(自身を除く): 336117248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 83, 88, 110, 148, 160, 166, 176, 185, 220, 296, 332, 352, 370, 407, 415, 440, 592, 664, 740, 814, 830, 880, 913, 1184, 1328, 1369, 1480, 1628, 1660, 1760, 1826, 2035, 2656, 2738, 2960, 3071, 3256, 3320, 3652, 4070, 4565, 5476, 5920, 6142, 6512, 6640, 6845, 7304, 8140, 9130, 10952, 12284, 13024, 13280, 13690, 14608, 15059, 15355, 16280, 18260, 21904, 24568, 27380, 29216, 30118, 30710, 32560, 33781, 36520, 43808, 49136, 54760, 60236, 61420, 65120, 67562, 73040, 75295, 98272, 109520, 113627, 120472, 122840, 135124, 146080, 150590, 168905, 219040, 227254, 240944, 245680, 270248, 301180, 337810, 454508, 481888, 491360, 540496, 568135, 602360, 675620, 909016, 1080992, 1136270, 1204720, 1249897, 1351240, 1818032, 2272540, 2409440, 2499794, 2702480, 3636064, 4545080, 4999588, 5404960, 6249485, 9090160, 9999176, 12498970, 18180320, 19998352, 24997940, 39996704, 49995880, 99991760, 199983520]

約数ペア:

[(1, 199983520), (2, 99991760), (4, 49995880), (5, 39996704), (8, 24997940), (10, 19998352), (11, 18180320), (16, 12498970), (20, 9999176), (22, 9090160), (32, 6249485), (37, 5404960), (40, 4999588), (44, 4545080), (55, 3636064), (74, 2702480), (80, 2499794), (83, 2409440), (88, 2272540), (110, 1818032), (148, 1351240), (160, 1249897), (166, 1204720), (176, 1136270), (185, 1080992), (220, 909016), (296, 675620), (332, 602360), (352, 568135), (370, 540496), (407, 491360), (415, 481888), (440, 454508), (592, 337810), (664, 301180), (740, 270248), (814, 245680), (830, 240944), (880, 227254), (913, 219040), (1184, 168905), (1328, 150590), (1369, 146080), (1480, 135124), (1628, 122840), (1660, 120472), (1760, 113627), (1826, 109520), (2035, 98272), (2656, 75295), (2738, 73040), (2960, 67562), (3071, 65120), (3256, 61420), (3320, 60236), (3652, 54760), (4070, 49136), (4565, 43808), (5476, 36520), (5920, 33781), (6142, 32560), (6512, 30710), (6640, 30118), (6845, 29216), (7304, 27380), (8140, 24568), (9130, 21904), (10952, 18260), (12284, 16280), (13024, 15355), (13280, 15059), (13690, 14608)]