67345040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{499}}^1$

素因数の和:760

約数の個数: 80

約数和(自身を含む): 180048000

約数和(自身を除く): 112702960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 241, 280, 482, 499, 560, 964, 998, 1205, 1687, 1928, 1996, 2410, 2495, 3374, 3493, 3856, 3992, 4820, 4990, 6748, 6986, 7984, 8435, 9640, 9980, 13496, 13972, 16870, 17465, 19280, 19960, 26992, 27944, 33740, 34930, 39920, 55888, 67480, 69860, 120259, 134960, 139720, 240518, 279440, 481036, 601295, 841813, 962072, 1202590, 1683626, 1924144, 2405180, 3367252, 4209065, 4810360, 6734504, 8418130, 9620720, 13469008, 16836260, 33672520, 67345040]

約数ペア:

[(1, 67345040), (2, 33672520), (4, 16836260), (5, 13469008), (7, 9620720), (8, 8418130), (10, 6734504), (14, 4810360), (16, 4209065), (20, 3367252), (28, 2405180), (35, 1924144), (40, 1683626), (56, 1202590), (70, 962072), (80, 841813), (112, 601295), (140, 481036), (241, 279440), (280, 240518), (482, 139720), (499, 134960), (560, 120259), (964, 69860), (998, 67480), (1205, 55888), (1687, 39920), (1928, 34930), (1996, 33740), (2410, 27944), (2495, 26992), (3374, 19960), (3493, 19280), (3856, 17465), (3992, 16870), (4820, 13972), (4990, 13496), (6748, 9980), (6986, 9640), (7984, 8435)]