77616560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:331

約数の個数: 160

約数和(自身を含む): 226271232

約数和(自身を除く): 148654672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 170, 217, 238, 248, 263, 272, 280, 310, 340, 434, 476, 496, 526, 527, 560, 595, 620, 680, 868, 952, 1052, 1054, 1085, 1190, 1240, 1315, 1360, 1736, 1841, 1904, 2104, 2108, 2170, 2380, 2480, 2630, 2635, 3472, 3682, 3689, 4208, 4216, 4340, 4471, 4760, 5260, 5270, 7364, 7378, 8153, 8432, 8680, 8942, 9205, 9520, 10520, 10540, 14728, 14756, 16306, 17360, 17884, 18410, 18445, 21040, 21080, 22355, 29456, 29512, 31297, 32612, 35768, 36820, 36890, 40765, 42160, 44710, 57071, 59024, 62594, 65224, 71536, 73640, 73780, 81530, 89420, 114142, 125188, 130448, 138601, 147280, 147560, 156485, 163060, 178840, 228284, 250376, 277202, 285355, 295120, 312970, 326120, 357680, 456568, 500752, 554404, 570710, 625940, 652240, 693005, 913136, 970207, 1108808, 1141420, 1251880, 1386010, 1940414, 2217616, 2282840, 2503760, 2772020, 3880828, 4565680, 4851035, 5544040, 7761656, 9702070, 11088080, 15523312, 19404140, 38808280, 77616560]

約数ペア:

[(1, 77616560), (2, 38808280), (4, 19404140), (5, 15523312), (7, 11088080), (8, 9702070), (10, 7761656), (14, 5544040), (16, 4851035), (17, 4565680), (20, 3880828), (28, 2772020), (31, 2503760), (34, 2282840), (35, 2217616), (40, 1940414), (56, 1386010), (62, 1251880), (68, 1141420), (70, 1108808), (80, 970207), (85, 913136), (112, 693005), (119, 652240), (124, 625940), (136, 570710), (140, 554404), (155, 500752), (170, 456568), (217, 357680), (238, 326120), (248, 312970), (263, 295120), (272, 285355), (280, 277202), (310, 250376), (340, 228284), (434, 178840), (476, 163060), (496, 156485), (526, 147560), (527, 147280), (560, 138601), (595, 130448), (620, 125188), (680, 114142), (868, 89420), (952, 81530), (1052, 73780), (1054, 73640), (1085, 71536), (1190, 65224), (1240, 62594), (1315, 59024), (1360, 57071), (1736, 44710), (1841, 42160), (1904, 40765), (2104, 36890), (2108, 36820), (2170, 35768), (2380, 32612), (2480, 31297), (2630, 29512), (2635, 29456), (3472, 22355), (3682, 21080), (3689, 21040), (4208, 18445), (4216, 18410), (4340, 17884), (4471, 17360), (4760, 16306), (5260, 14756), (5270, 14728), (7364, 10540), (7378, 10520), (8153, 9520), (8432, 9205), (8680, 8942)]