249407680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 168

約数和(自身を含む): 668901888

約数和(自身を除く): 419494208

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 127, 136, 152, 160, 170, 190, 254, 272, 304, 320, 323, 340, 361, 380, 508, 544, 608, 635, 646, 680, 722, 760, 1016, 1088, 1216, 1270, 1292, 1360, 1444, 1520, 1615, 1805, 2032, 2159, 2413, 2540, 2584, 2720, 2888, 3040, 3230, 3610, 4064, 4318, 4826, 5080, 5168, 5440, 5776, 6080, 6137, 6460, 7220, 8128, 8636, 9652, 10160, 10336, 10795, 11552, 12065, 12274, 12920, 14440, 17272, 19304, 20320, 20672, 21590, 23104, 24130, 24548, 25840, 28880, 30685, 34544, 38608, 40640, 41021, 43180, 45847, 48260, 49096, 51680, 57760, 61370, 69088, 77216, 82042, 86360, 91694, 96520, 98192, 103360, 115520, 122740, 138176, 154432, 164084, 172720, 183388, 193040, 196384, 205105, 229235, 245480, 328168, 345440, 366776, 386080, 392768, 410210, 458470, 490960, 656336, 690880, 733552, 772160, 779399, 820420, 916940, 981920, 1312672, 1467104, 1558798, 1640840, 1833880, 1963840, 2625344, 2934208, 3117596, 3281680, 3667760, 3896995, 6235192, 6563360, 7335520, 7793990, 12470384, 13126720, 14671040, 15587980, 24940768, 31175960, 49881536, 62351920, 124703840, 249407680]

約数ペア:

[(1, 249407680), (2, 124703840), (4, 62351920), (5, 49881536), (8, 31175960), (10, 24940768), (16, 15587980), (17, 14671040), (19, 13126720), (20, 12470384), (32, 7793990), (34, 7335520), (38, 6563360), (40, 6235192), (64, 3896995), (68, 3667760), (76, 3281680), (80, 3117596), (85, 2934208), (95, 2625344), (127, 1963840), (136, 1833880), (152, 1640840), (160, 1558798), (170, 1467104), (190, 1312672), (254, 981920), (272, 916940), (304, 820420), (320, 779399), (323, 772160), (340, 733552), (361, 690880), (380, 656336), (508, 490960), (544, 458470), (608, 410210), (635, 392768), (646, 386080), (680, 366776), (722, 345440), (760, 328168), (1016, 245480), (1088, 229235), (1216, 205105), (1270, 196384), (1292, 193040), (1360, 183388), (1444, 172720), (1520, 164084), (1615, 154432), (1805, 138176), (2032, 122740), (2159, 115520), (2413, 103360), (2540, 98192), (2584, 96520), (2720, 91694), (2888, 86360), (3040, 82042), (3230, 77216), (3610, 69088), (4064, 61370), (4318, 57760), (4826, 51680), (5080, 49096), (5168, 48260), (5440, 45847), (5776, 43180), (6080, 41021), (6137, 40640), (6460, 38608), (7220, 34544), (8128, 30685), (8636, 28880), (9652, 25840), (10160, 24548), (10336, 24130), (10795, 23104), (11552, 21590), (12065, 20672), (12274, 20320), (12920, 19304), (14440, 17272)]