247381488

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{367}}^1$

素因数の和:563

約数の個数: 120

約数和(自身を含む): 721350656

約数和(自身を除く): 473969168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 151, 186, 248, 279, 302, 367, 372, 453, 496, 558, 604, 734, 744, 906, 1101, 1116, 1208, 1359, 1468, 1488, 1812, 2202, 2232, 2416, 2718, 2936, 3303, 3624, 4404, 4464, 4681, 5436, 5872, 6606, 7248, 8808, 9362, 10872, 11377, 13212, 14043, 17616, 18724, 21744, 22754, 26424, 28086, 34131, 37448, 42129, 45508, 52848, 55417, 56172, 68262, 74896, 84258, 91016, 102393, 110834, 112344, 136524, 166251, 168516, 182032, 204786, 221668, 224688, 273048, 332502, 337032, 409572, 443336, 498753, 546096, 665004, 674064, 819144, 886672, 997506, 1330008, 1638288, 1717927, 1995012, 2660016, 3435854, 3990024, 5153781, 6871708, 7980048, 10307562, 13743416, 15461343, 20615124, 27486832, 30922686, 41230248, 61845372, 82460496, 123690744, 247381488]

約数ペア:

[(1, 247381488), (2, 123690744), (3, 82460496), (4, 61845372), (6, 41230248), (8, 30922686), (9, 27486832), (12, 20615124), (16, 15461343), (18, 13743416), (24, 10307562), (31, 7980048), (36, 6871708), (48, 5153781), (62, 3990024), (72, 3435854), (93, 2660016), (124, 1995012), (144, 1717927), (151, 1638288), (186, 1330008), (248, 997506), (279, 886672), (302, 819144), (367, 674064), (372, 665004), (453, 546096), (496, 498753), (558, 443336), (604, 409572), (734, 337032), (744, 332502), (906, 273048), (1101, 224688), (1116, 221668), (1208, 204786), (1359, 182032), (1468, 168516), (1488, 166251), (1812, 136524), (2202, 112344), (2232, 110834), (2416, 102393), (2718, 91016), (2936, 84258), (3303, 74896), (3624, 68262), (4404, 56172), (4464, 55417), (4681, 52848), (5436, 45508), (5872, 42129), (6606, 37448), (7248, 34131), (8808, 28086), (9362, 26424), (10872, 22754), (11377, 21744), (13212, 18724), (14043, 17616)]