309952720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{751}}^1$

素因数の和:849

約数の個数: 160

約数和(自身を含む): 913084416

約数和(自身を除く): 603131696

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 67, 70, 77, 80, 88, 110, 112, 134, 140, 154, 176, 220, 268, 280, 308, 335, 385, 440, 469, 536, 560, 616, 670, 737, 751, 770, 880, 938, 1072, 1232, 1340, 1474, 1502, 1540, 1876, 2345, 2680, 2948, 3004, 3080, 3685, 3752, 3755, 4690, 5159, 5257, 5360, 5896, 6008, 6160, 7370, 7504, 7510, 8261, 9380, 10318, 10514, 11792, 12016, 14740, 15020, 16522, 18760, 20636, 21028, 25795, 26285, 29480, 30040, 33044, 37520, 41272, 41305, 42056, 50317, 51590, 52570, 57827, 58960, 60080, 66088, 82544, 82610, 84112, 100634, 103180, 105140, 115654, 132176, 165220, 201268, 206360, 210280, 231308, 251585, 289135, 330440, 352219, 402536, 412720, 420560, 462616, 503170, 553487, 578270, 660880, 704438, 805072, 925232, 1006340, 1106974, 1156540, 1408876, 1761095, 2012680, 2213948, 2313080, 2767435, 2817752, 3522190, 3874409, 4025360, 4427896, 4626160, 5534870, 5635504, 7044380, 7748818, 8855792, 11069740, 14088760, 15497636, 19372045, 22139480, 28177520, 30995272, 38744090, 44278960, 61990544, 77488180, 154976360, 309952720]

約数ペア:

[(1, 309952720), (2, 154976360), (4, 77488180), (5, 61990544), (7, 44278960), (8, 38744090), (10, 30995272), (11, 28177520), (14, 22139480), (16, 19372045), (20, 15497636), (22, 14088760), (28, 11069740), (35, 8855792), (40, 7748818), (44, 7044380), (55, 5635504), (56, 5534870), (67, 4626160), (70, 4427896), (77, 4025360), (80, 3874409), (88, 3522190), (110, 2817752), (112, 2767435), (134, 2313080), (140, 2213948), (154, 2012680), (176, 1761095), (220, 1408876), (268, 1156540), (280, 1106974), (308, 1006340), (335, 925232), (385, 805072), (440, 704438), (469, 660880), (536, 578270), (560, 553487), (616, 503170), (670, 462616), (737, 420560), (751, 412720), (770, 402536), (880, 352219), (938, 330440), (1072, 289135), (1232, 251585), (1340, 231308), (1474, 210280), (1502, 206360), (1540, 201268), (1876, 165220), (2345, 132176), (2680, 115654), (2948, 105140), (3004, 103180), (3080, 100634), (3685, 84112), (3752, 82610), (3755, 82544), (4690, 66088), (5159, 60080), (5257, 58960), (5360, 57827), (5896, 52570), (6008, 51590), (6160, 50317), (7370, 42056), (7504, 41305), (7510, 41272), (8261, 37520), (9380, 33044), (10318, 30040), (10514, 29480), (11792, 26285), (12016, 25795), (14740, 21028), (15020, 20636), (16522, 18760)]