180171040

素因数分解:

$2^5\times 5^1\times 7^5\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 504004032

約数和(自身を除く): 323832992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 67, 70, 80, 98, 112, 134, 140, 160, 196, 224, 245, 268, 280, 335, 343, 392, 469, 490, 536, 560, 670, 686, 784, 938, 980, 1072, 1120, 1340, 1372, 1568, 1715, 1876, 1960, 2144, 2345, 2401, 2680, 2744, 3283, 3430, 3752, 3920, 4690, 4802, 5360, 5488, 6566, 6860, 7504, 7840, 9380, 9604, 10720, 10976, 12005, 13132, 13720, 15008, 16415, 16807, 18760, 19208, 22981, 24010, 26264, 27440, 32830, 33614, 37520, 38416, 45962, 48020, 52528, 54880, 65660, 67228, 75040, 76832, 84035, 91924, 96040, 105056, 114905, 131320, 134456, 160867, 168070, 183848, 192080, 229810, 262640, 268912, 321734, 336140, 367696, 384160, 459620, 525280, 537824, 643468, 672280, 735392, 804335, 919240, 1126069, 1286936, 1344560, 1608670, 1838480, 2252138, 2573872, 2689120, 3217340, 3676960, 4504276, 5147744, 5630345, 6434680, 9008552, 11260690, 12869360, 18017104, 22521380, 25738720, 36034208, 45042760, 90085520, 180171040]

約数ペア:

[(1, 180171040), (2, 90085520), (4, 45042760), (5, 36034208), (7, 25738720), (8, 22521380), (10, 18017104), (14, 12869360), (16, 11260690), (20, 9008552), (28, 6434680), (32, 5630345), (35, 5147744), (40, 4504276), (49, 3676960), (56, 3217340), (67, 2689120), (70, 2573872), (80, 2252138), (98, 1838480), (112, 1608670), (134, 1344560), (140, 1286936), (160, 1126069), (196, 919240), (224, 804335), (245, 735392), (268, 672280), (280, 643468), (335, 537824), (343, 525280), (392, 459620), (469, 384160), (490, 367696), (536, 336140), (560, 321734), (670, 268912), (686, 262640), (784, 229810), (938, 192080), (980, 183848), (1072, 168070), (1120, 160867), (1340, 134456), (1372, 131320), (1568, 114905), (1715, 105056), (1876, 96040), (1960, 91924), (2144, 84035), (2345, 76832), (2401, 75040), (2680, 67228), (2744, 65660), (3283, 54880), (3430, 52528), (3752, 48020), (3920, 45962), (4690, 38416), (4802, 37520), (5360, 33614), (5488, 32830), (6566, 27440), (6860, 26264), (7504, 24010), (7840, 22981), (9380, 19208), (9604, 18760), (10720, 16807), (10976, 16415), (12005, 15008), (13132, 13720)]