69172400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:307

約数の個数: 120

約数和(自身を含む): 184512000

約数和(自身を除く): 115339600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 79, 80, 88, 100, 110, 158, 176, 199, 200, 220, 275, 316, 395, 398, 400, 440, 550, 632, 790, 796, 869, 880, 995, 1100, 1264, 1580, 1592, 1738, 1975, 1990, 2189, 2200, 3160, 3184, 3476, 3950, 3980, 4345, 4378, 4400, 4975, 6320, 6952, 7900, 7960, 8690, 8756, 9950, 10945, 13904, 15721, 15800, 15920, 17380, 17512, 19900, 21725, 21890, 31442, 31600, 34760, 35024, 39800, 43450, 43780, 54725, 62884, 69520, 78605, 79600, 86900, 87560, 109450, 125768, 157210, 172931, 173800, 175120, 218900, 251536, 314420, 345862, 347600, 393025, 437800, 628840, 691724, 786050, 864655, 875600, 1257680, 1383448, 1572100, 1729310, 2766896, 3144200, 3458620, 4323275, 6288400, 6917240, 8646550, 13834480, 17293100, 34586200, 69172400]

約数ペア:

[(1, 69172400), (2, 34586200), (4, 17293100), (5, 13834480), (8, 8646550), (10, 6917240), (11, 6288400), (16, 4323275), (20, 3458620), (22, 3144200), (25, 2766896), (40, 1729310), (44, 1572100), (50, 1383448), (55, 1257680), (79, 875600), (80, 864655), (88, 786050), (100, 691724), (110, 628840), (158, 437800), (176, 393025), (199, 347600), (200, 345862), (220, 314420), (275, 251536), (316, 218900), (395, 175120), (398, 173800), (400, 172931), (440, 157210), (550, 125768), (632, 109450), (790, 87560), (796, 86900), (869, 79600), (880, 78605), (995, 69520), (1100, 62884), (1264, 54725), (1580, 43780), (1592, 43450), (1738, 39800), (1975, 35024), (1990, 34760), (2189, 31600), (2200, 31442), (3160, 21890), (3184, 21725), (3476, 19900), (3950, 17512), (3980, 17380), (4345, 15920), (4378, 15800), (4400, 15721), (4975, 13904), (6320, 10945), (6952, 9950), (7900, 8756), (7960, 8690)]