311877792

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:475

約数の個数: 144

約数和(自身を含む): 934053120

約数和(自身を除く): 622175328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 197, 207, 239, 276, 288, 368, 394, 414, 478, 552, 591, 717, 736, 788, 828, 956, 1104, 1182, 1434, 1576, 1656, 1773, 1912, 2151, 2208, 2364, 2868, 3152, 3312, 3546, 3824, 4302, 4531, 4728, 5497, 5736, 6304, 6624, 7092, 7648, 8604, 9062, 9456, 10994, 11472, 13593, 14184, 16491, 17208, 18124, 18912, 21988, 22944, 27186, 28368, 32982, 34416, 36248, 40779, 43976, 47083, 49473, 54372, 56736, 65964, 68832, 72496, 81558, 87952, 94166, 98946, 108744, 131928, 141249, 144992, 163116, 175904, 188332, 197892, 217488, 263856, 282498, 326232, 376664, 395784, 423747, 434976, 527712, 564996, 652464, 753328, 791568, 847494, 1082909, 1129992, 1304928, 1506656, 1583136, 1694988, 2165818, 2259984, 3248727, 3389976, 4331636, 4519968, 6497454, 6779952, 8663272, 9746181, 12994908, 13559904, 17326544, 19492362, 25989816, 34653088, 38984724, 51979632, 77969448, 103959264, 155938896, 311877792]

約数ペア:

[(1, 311877792), (2, 155938896), (3, 103959264), (4, 77969448), (6, 51979632), (8, 38984724), (9, 34653088), (12, 25989816), (16, 19492362), (18, 17326544), (23, 13559904), (24, 12994908), (32, 9746181), (36, 8663272), (46, 6779952), (48, 6497454), (69, 4519968), (72, 4331636), (92, 3389976), (96, 3248727), (138, 2259984), (144, 2165818), (184, 1694988), (197, 1583136), (207, 1506656), (239, 1304928), (276, 1129992), (288, 1082909), (368, 847494), (394, 791568), (414, 753328), (478, 652464), (552, 564996), (591, 527712), (717, 434976), (736, 423747), (788, 395784), (828, 376664), (956, 326232), (1104, 282498), (1182, 263856), (1434, 217488), (1576, 197892), (1656, 188332), (1773, 175904), (1912, 163116), (2151, 144992), (2208, 141249), (2364, 131928), (2868, 108744), (3152, 98946), (3312, 94166), (3546, 87952), (3824, 81558), (4302, 72496), (4531, 68832), (4728, 65964), (5497, 56736), (5736, 54372), (6304, 49473), (6624, 47083), (7092, 43976), (7648, 40779), (8604, 36248), (9062, 34416), (9456, 32982), (10994, 28368), (11472, 27186), (13593, 22944), (14184, 21988), (16491, 18912), (17208, 18124)]