139607240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3529}}^1$

素因数の和:3606

約数の個数: 64

約数和(自身を含む): 335491200

約数和(自身を除く): 195883960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 430, 460, 860, 920, 989, 1720, 1978, 3529, 3956, 4945, 7058, 7912, 9890, 14116, 17645, 19780, 28232, 35290, 39560, 70580, 81167, 141160, 151747, 162334, 303494, 324668, 405835, 606988, 649336, 758735, 811670, 1213976, 1517470, 1623340, 3034940, 3246680, 3490181, 6069880, 6980362, 13960724, 17450905, 27921448, 34901810, 69803620, 139607240]

約数ペア:

[(1, 139607240), (2, 69803620), (4, 34901810), (5, 27921448), (8, 17450905), (10, 13960724), (20, 6980362), (23, 6069880), (40, 3490181), (43, 3246680), (46, 3034940), (86, 1623340), (92, 1517470), (115, 1213976), (172, 811670), (184, 758735), (215, 649336), (230, 606988), (344, 405835), (430, 324668), (460, 303494), (860, 162334), (920, 151747), (989, 141160), (1720, 81167), (1978, 70580), (3529, 39560), (3956, 35290), (4945, 28232), (7058, 19780), (7912, 17645), (9890, 14116)]