38155880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 105062400

約数和(自身を除く): 66906520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 37, 40, 56, 58, 70, 74, 116, 127, 140, 145, 148, 185, 203, 232, 254, 259, 280, 290, 296, 370, 406, 508, 518, 580, 635, 740, 812, 889, 1015, 1016, 1036, 1073, 1160, 1270, 1295, 1480, 1624, 1778, 2030, 2072, 2146, 2540, 2590, 3556, 3683, 4060, 4292, 4445, 4699, 5080, 5180, 5365, 7112, 7366, 7511, 8120, 8584, 8890, 9398, 10360, 10730, 14732, 15022, 17780, 18415, 18796, 21460, 23495, 25781, 29464, 30044, 32893, 35560, 36830, 37555, 37592, 42920, 46990, 51562, 60088, 65786, 73660, 75110, 93980, 103124, 128905, 131572, 136271, 147320, 150220, 164465, 187960, 206248, 257810, 263144, 272542, 300440, 328930, 515620, 545084, 657860, 681355, 953897, 1031240, 1090168, 1315720, 1362710, 1907794, 2725420, 3815588, 4769485, 5450840, 7631176, 9538970, 19077940, 38155880]

約数ペア:

[(1, 38155880), (2, 19077940), (4, 9538970), (5, 7631176), (7, 5450840), (8, 4769485), (10, 3815588), (14, 2725420), (20, 1907794), (28, 1362710), (29, 1315720), (35, 1090168), (37, 1031240), (40, 953897), (56, 681355), (58, 657860), (70, 545084), (74, 515620), (116, 328930), (127, 300440), (140, 272542), (145, 263144), (148, 257810), (185, 206248), (203, 187960), (232, 164465), (254, 150220), (259, 147320), (280, 136271), (290, 131572), (296, 128905), (370, 103124), (406, 93980), (508, 75110), (518, 73660), (580, 65786), (635, 60088), (740, 51562), (812, 46990), (889, 42920), (1015, 37592), (1016, 37555), (1036, 36830), (1073, 35560), (1160, 32893), (1270, 30044), (1295, 29464), (1480, 25781), (1624, 23495), (1778, 21460), (2030, 18796), (2072, 18415), (2146, 17780), (2540, 15022), (2590, 14732), (3556, 10730), (3683, 10360), (4060, 9398), (4292, 8890), (4445, 8584), (4699, 8120), (5080, 7511), (5180, 7366), (5365, 7112)]