247647312

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:330

約数の個数: 180

約数和(自身を含む): 777614292

約数和(自身を除く): 529966980

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 61, 66, 72, 88, 99, 121, 122, 132, 144, 176, 183, 198, 233, 242, 244, 264, 363, 366, 396, 466, 484, 488, 528, 549, 671, 699, 726, 732, 792, 932, 968, 976, 1089, 1098, 1342, 1398, 1452, 1464, 1584, 1864, 1936, 2013, 2097, 2178, 2196, 2563, 2684, 2796, 2904, 2928, 3728, 4026, 4194, 4356, 4392, 5126, 5368, 5592, 5808, 6039, 7381, 7689, 8052, 8388, 8712, 8784, 10252, 10736, 11184, 12078, 14213, 14762, 15378, 16104, 16776, 17424, 20504, 22143, 23067, 24156, 28193, 28426, 29524, 30756, 32208, 33552, 41008, 42639, 44286, 46134, 48312, 56386, 56852, 59048, 61512, 66429, 84579, 85278, 88572, 92268, 96624, 112772, 113704, 118096, 123024, 127917, 132858, 156343, 169158, 170556, 177144, 184536, 225544, 227408, 253737, 255834, 265716, 312686, 338316, 341112, 354288, 369072, 451088, 469029, 507474, 511668, 531432, 625372, 676632, 682224, 938058, 1014948, 1023336, 1062864, 1250744, 1353264, 1407087, 1719773, 1876116, 2029896, 2046672, 2501488, 2814174, 3439546, 3752232, 4059792, 5159319, 5628348, 6879092, 7504464, 10318638, 11256696, 13758184, 15477957, 20637276, 22513392, 27516368, 30955914, 41274552, 61911828, 82549104, 123823656, 247647312]

約数ペア:

[(1, 247647312), (2, 123823656), (3, 82549104), (4, 61911828), (6, 41274552), (8, 30955914), (9, 27516368), (11, 22513392), (12, 20637276), (16, 15477957), (18, 13758184), (22, 11256696), (24, 10318638), (33, 7504464), (36, 6879092), (44, 5628348), (48, 5159319), (61, 4059792), (66, 3752232), (72, 3439546), (88, 2814174), (99, 2501488), (121, 2046672), (122, 2029896), (132, 1876116), (144, 1719773), (176, 1407087), (183, 1353264), (198, 1250744), (233, 1062864), (242, 1023336), (244, 1014948), (264, 938058), (363, 682224), (366, 676632), (396, 625372), (466, 531432), (484, 511668), (488, 507474), (528, 469029), (549, 451088), (671, 369072), (699, 354288), (726, 341112), (732, 338316), (792, 312686), (932, 265716), (968, 255834), (976, 253737), (1089, 227408), (1098, 225544), (1342, 184536), (1398, 177144), (1452, 170556), (1464, 169158), (1584, 156343), (1864, 132858), (1936, 127917), (2013, 123024), (2097, 118096), (2178, 113704), (2196, 112772), (2563, 96624), (2684, 92268), (2796, 88572), (2904, 85278), (2928, 84579), (3728, 66429), (4026, 61512), (4194, 59048), (4356, 56852), (4392, 56386), (5126, 48312), (5368, 46134), (5592, 44286), (5808, 42639), (6039, 41008), (7381, 33552), (7689, 32208), (8052, 30756), (8388, 29524), (8712, 28426), (8784, 28193), (10252, 24156), (10736, 23067), (11184, 22143), (12078, 20504), (14213, 17424), (14762, 16776), (15378, 16104)]