78303960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:247

約数の個数: 288

約数和(自身を含む): 310508640

約数和(自身を除く): 232204680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 49, 56, 60, 63, 69, 70, 72, 84, 90, 92, 98, 105, 115, 120, 126, 138, 140, 147, 161, 168, 180, 184, 193, 196, 207, 210, 230, 245, 252, 276, 280, 294, 315, 322, 345, 360, 386, 392, 414, 420, 441, 460, 483, 490, 504, 552, 579, 588, 630, 644, 690, 735, 772, 805, 828, 840, 882, 920, 965, 966, 980, 1035, 1127, 1158, 1176, 1260, 1288, 1351, 1380, 1449, 1470, 1544, 1610, 1656, 1737, 1764, 1930, 1932, 1960, 2070, 2205, 2254, 2316, 2415, 2520, 2702, 2760, 2895, 2898, 2940, 3220, 3381, 3474, 3528, 3860, 3864, 4053, 4140, 4410, 4439, 4508, 4632, 4830, 5404, 5635, 5790, 5796, 5880, 6440, 6755, 6762, 6948, 7245, 7720, 8106, 8280, 8685, 8820, 8878, 9016, 9457, 9660, 10143, 10808, 11270, 11580, 11592, 12159, 13317, 13510, 13524, 13896, 14490, 16212, 16905, 17370, 17640, 17756, 18914, 19320, 20265, 20286, 22195, 22540, 23160, 24318, 26634, 27020, 27048, 28371, 28980, 31073, 32424, 33810, 34740, 35512, 37828, 39951, 40530, 40572, 44390, 45080, 47285, 48636, 50715, 53268, 54040, 56742, 57960, 60795, 62146, 66585, 67620, 69480, 75656, 79902, 81060, 81144, 85113, 88780, 93219, 94570, 97272, 101430, 106536, 113484, 121590, 124292, 133170, 135240, 141855, 155365, 159804, 162120, 170226, 177560, 186438, 189140, 199755, 202860, 217511, 226968, 243180, 248584, 266340, 279657, 283710, 310730, 319608, 340452, 372876, 378280, 399510, 405720, 425565, 435022, 466095, 486360, 532680, 559314, 567420, 621460, 652533, 680904, 745752, 799020, 851130, 870044, 932190, 1087555, 1118628, 1134840, 1242920, 1305066, 1398285, 1598040, 1702260, 1740088, 1864380, 1957599, 2175110, 2237256, 2610132, 2796570, 3262665, 3404520, 3728760, 3915198, 4350220, 5220264, 5593140, 6525330, 7830396, 8700440, 9787995, 11186280, 13050660, 15660792, 19575990, 26101320, 39151980, 78303960]

約数ペア:

[(1, 78303960), (2, 39151980), (3, 26101320), (4, 19575990), (5, 15660792), (6, 13050660), (7, 11186280), (8, 9787995), (9, 8700440), (10, 7830396), (12, 6525330), (14, 5593140), (15, 5220264), (18, 4350220), (20, 3915198), (21, 3728760), (23, 3404520), (24, 3262665), (28, 2796570), (30, 2610132), (35, 2237256), (36, 2175110), (40, 1957599), (42, 1864380), (45, 1740088), (46, 1702260), (49, 1598040), (56, 1398285), (60, 1305066), (63, 1242920), (69, 1134840), (70, 1118628), (72, 1087555), (84, 932190), (90, 870044), (92, 851130), (98, 799020), (105, 745752), (115, 680904), (120, 652533), (126, 621460), (138, 567420), (140, 559314), (147, 532680), (161, 486360), (168, 466095), (180, 435022), (184, 425565), (193, 405720), (196, 399510), (207, 378280), (210, 372876), (230, 340452), (245, 319608), (252, 310730), (276, 283710), (280, 279657), (294, 266340), (315, 248584), (322, 243180), (345, 226968), (360, 217511), (386, 202860), (392, 199755), (414, 189140), (420, 186438), (441, 177560), (460, 170226), (483, 162120), (490, 159804), (504, 155365), (552, 141855), (579, 135240), (588, 133170), (630, 124292), (644, 121590), (690, 113484), (735, 106536), (772, 101430), (805, 97272), (828, 94570), (840, 93219), (882, 88780), (920, 85113), (965, 81144), (966, 81060), (980, 79902), (1035, 75656), (1127, 69480), (1158, 67620), (1176, 66585), (1260, 62146), (1288, 60795), (1351, 57960), (1380, 56742), (1449, 54040), (1470, 53268), (1544, 50715), (1610, 48636), (1656, 47285), (1737, 45080), (1764, 44390), (1930, 40572), (1932, 40530), (1960, 39951), (2070, 37828), (2205, 35512), (2254, 34740), (2316, 33810), (2415, 32424), (2520, 31073), (2702, 28980), (2760, 28371), (2895, 27048), (2898, 27020), (2940, 26634), (3220, 24318), (3381, 23160), (3474, 22540), (3528, 22195), (3860, 20286), (3864, 20265), (4053, 19320), (4140, 18914), (4410, 17756), (4439, 17640), (4508, 17370), (4632, 16905), (4830, 16212), (5404, 14490), (5635, 13896), (5790, 13524), (5796, 13510), (5880, 13317), (6440, 12159), (6755, 11592), (6762, 11580), (6948, 11270), (7245, 10808), (7720, 10143), (8106, 9660), (8280, 9457), (8685, 9016), (8820, 8878)]