1418444720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{563}}^1$

素因数の和:1003

約数の個数: 160

約数和(自身を含む): 4129021440

約数和(自身を除く): 2710576720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 409, 440, 560, 563, 616, 770, 818, 880, 1126, 1232, 1540, 1636, 2045, 2252, 2815, 2863, 3080, 3272, 3941, 4090, 4499, 4504, 5630, 5726, 6160, 6193, 6544, 7882, 8180, 8998, 9008, 11260, 11452, 12386, 14315, 15764, 16360, 17996, 19705, 22495, 22520, 22904, 24772, 28630, 30965, 31493, 31528, 32720, 35992, 39410, 43351, 44990, 45040, 45808, 49544, 57260, 61930, 62986, 63056, 71984, 78820, 86702, 89980, 99088, 114520, 123860, 125972, 157465, 157640, 173404, 179960, 216755, 229040, 230267, 247720, 251944, 314930, 315280, 346808, 359920, 433510, 460534, 495440, 503888, 629860, 693616, 867020, 921068, 1151335, 1259720, 1611869, 1734040, 1842136, 2302670, 2519440, 2532937, 3223738, 3468080, 3684272, 4605340, 5065874, 6447476, 8059345, 9210680, 10131748, 12664685, 12894952, 16118690, 17730559, 18421360, 20263496, 25329370, 25789904, 32237380, 35461118, 40526992, 50658740, 64474760, 70922236, 88652795, 101317480, 128949520, 141844472, 177305590, 202634960, 283688944, 354611180, 709222360, 1418444720]

約数ペア:

[(1, 1418444720), (2, 709222360), (4, 354611180), (5, 283688944), (7, 202634960), (8, 177305590), (10, 141844472), (11, 128949520), (14, 101317480), (16, 88652795), (20, 70922236), (22, 64474760), (28, 50658740), (35, 40526992), (40, 35461118), (44, 32237380), (55, 25789904), (56, 25329370), (70, 20263496), (77, 18421360), (80, 17730559), (88, 16118690), (110, 12894952), (112, 12664685), (140, 10131748), (154, 9210680), (176, 8059345), (220, 6447476), (280, 5065874), (308, 4605340), (385, 3684272), (409, 3468080), (440, 3223738), (560, 2532937), (563, 2519440), (616, 2302670), (770, 1842136), (818, 1734040), (880, 1611869), (1126, 1259720), (1232, 1151335), (1540, 921068), (1636, 867020), (2045, 693616), (2252, 629860), (2815, 503888), (2863, 495440), (3080, 460534), (3272, 433510), (3941, 359920), (4090, 346808), (4499, 315280), (4504, 314930), (5630, 251944), (5726, 247720), (6160, 230267), (6193, 229040), (6544, 216755), (7882, 179960), (8180, 173404), (8998, 157640), (9008, 157465), (11260, 125972), (11452, 123860), (12386, 114520), (14315, 99088), (15764, 89980), (16360, 86702), (17996, 78820), (19705, 71984), (22495, 63056), (22520, 62986), (22904, 61930), (24772, 57260), (28630, 49544), (30965, 45808), (31493, 45040), (31528, 44990), (32720, 43351), (35992, 39410)]