72413600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 144

約数和(自身を含む): 206111808

約数和(自身を除く): 133698208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 67, 70, 80, 100, 112, 134, 140, 160, 175, 193, 200, 224, 268, 280, 335, 350, 386, 400, 469, 536, 560, 670, 700, 772, 800, 938, 965, 1072, 1120, 1340, 1351, 1400, 1544, 1675, 1876, 1930, 2144, 2345, 2680, 2702, 2800, 3088, 3350, 3752, 3860, 4690, 4825, 5360, 5404, 5600, 6176, 6700, 6755, 7504, 7720, 9380, 9650, 10720, 10808, 11725, 12931, 13400, 13510, 15008, 15440, 18760, 19300, 21616, 23450, 25862, 26800, 27020, 30880, 33775, 37520, 38600, 43232, 46900, 51724, 53600, 54040, 64655, 67550, 75040, 77200, 90517, 93800, 103448, 108080, 129310, 135100, 154400, 181034, 187600, 206896, 216160, 258620, 270200, 323275, 362068, 375200, 413792, 452585, 517240, 540400, 646550, 724136, 905170, 1034480, 1080800, 1293100, 1448272, 1810340, 2068960, 2262925, 2586200, 2896544, 3620680, 4525850, 5172400, 7241360, 9051700, 10344800, 14482720, 18103400, 36206800, 72413600]

約数ペア:

[(1, 72413600), (2, 36206800), (4, 18103400), (5, 14482720), (7, 10344800), (8, 9051700), (10, 7241360), (14, 5172400), (16, 4525850), (20, 3620680), (25, 2896544), (28, 2586200), (32, 2262925), (35, 2068960), (40, 1810340), (50, 1448272), (56, 1293100), (67, 1080800), (70, 1034480), (80, 905170), (100, 724136), (112, 646550), (134, 540400), (140, 517240), (160, 452585), (175, 413792), (193, 375200), (200, 362068), (224, 323275), (268, 270200), (280, 258620), (335, 216160), (350, 206896), (386, 187600), (400, 181034), (469, 154400), (536, 135100), (560, 129310), (670, 108080), (700, 103448), (772, 93800), (800, 90517), (938, 77200), (965, 75040), (1072, 67550), (1120, 64655), (1340, 54040), (1351, 53600), (1400, 51724), (1544, 46900), (1675, 43232), (1876, 38600), (1930, 37520), (2144, 33775), (2345, 30880), (2680, 27020), (2702, 26800), (2800, 25862), (3088, 23450), (3350, 21616), (3752, 19300), (3860, 18760), (4690, 15440), (4825, 15008), (5360, 13510), (5404, 13400), (5600, 12931), (6176, 11725), (6700, 10808), (6755, 10720), (7504, 9650), (7720, 9380)]