238830256

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:650

約数の個数: 80

約数和(自身を含む): 547607808

約数和(自身を除く): 308777552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 101, 112, 172, 202, 301, 344, 404, 491, 602, 688, 707, 808, 982, 1204, 1414, 1616, 1964, 2408, 2828, 3437, 3928, 4343, 4816, 5656, 6874, 7856, 8686, 11312, 13748, 17372, 21113, 27496, 30401, 34744, 42226, 49591, 54992, 60802, 69488, 84452, 99182, 121604, 147791, 168904, 198364, 243208, 295582, 337808, 347137, 396728, 486416, 591164, 694274, 793456, 1182328, 1388548, 2132413, 2364656, 2777096, 4264826, 5554192, 8529652, 14926891, 17059304, 29853782, 34118608, 59707564, 119415128, 238830256]

約数ペア:

[(1, 238830256), (2, 119415128), (4, 59707564), (7, 34118608), (8, 29853782), (14, 17059304), (16, 14926891), (28, 8529652), (43, 5554192), (56, 4264826), (86, 2777096), (101, 2364656), (112, 2132413), (172, 1388548), (202, 1182328), (301, 793456), (344, 694274), (404, 591164), (491, 486416), (602, 396728), (688, 347137), (707, 337808), (808, 295582), (982, 243208), (1204, 198364), (1414, 168904), (1616, 147791), (1964, 121604), (2408, 99182), (2828, 84452), (3437, 69488), (3928, 60802), (4343, 54992), (4816, 49591), (5656, 42226), (6874, 34744), (7856, 30401), (8686, 27496), (11312, 21113), (13748, 17372)]