2778180912

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{4111}}^1$

素因数の和:4176

約数の個数: 180

約数和(自身を含む): 8839163424

約数和(自身を除く): 6060982512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 361, 456, 468, 494, 624, 684, 722, 741, 912, 936, 988, 1083, 1368, 1444, 1482, 1872, 1976, 2166, 2223, 2736, 2888, 2964, 3249, 3952, 4111, 4332, 4446, 4693, 5776, 5928, 6498, 8222, 8664, 8892, 9386, 11856, 12333, 12996, 14079, 16444, 17328, 17784, 18772, 24666, 25992, 28158, 32888, 35568, 36999, 37544, 42237, 49332, 51984, 53443, 56316, 65776, 73998, 75088, 78109, 84474, 98664, 106886, 112632, 147996, 156218, 160329, 168948, 197328, 213772, 225264, 234327, 295992, 312436, 320658, 337896, 427544, 468654, 480987, 591984, 624872, 641316, 675792, 702981, 855088, 937308, 961974, 1015417, 1249744, 1282632, 1405962, 1484071, 1874616, 1923948, 2030834, 2565264, 2811924, 2968142, 3046251, 3749232, 3847896, 4061668, 4452213, 5623848, 5936284, 6092502, 7695792, 8123336, 8904426, 9138753, 11247696, 11872568, 12185004, 13356639, 16246672, 17808852, 18277506, 19292923, 23745136, 24370008, 26713278, 35617704, 36555012, 38585846, 48740016, 53426556, 57878769, 71235408, 73110024, 77171692, 106853112, 115757538, 146220048, 154343384, 173636307, 213706224, 231515076, 308686768, 347272614, 463030152, 694545228, 926060304, 1389090456, 2778180912]

約数ペア:

[(1, 2778180912), (2, 1389090456), (3, 926060304), (4, 694545228), (6, 463030152), (8, 347272614), (9, 308686768), (12, 231515076), (13, 213706224), (16, 173636307), (18, 154343384), (19, 146220048), (24, 115757538), (26, 106853112), (36, 77171692), (38, 73110024), (39, 71235408), (48, 57878769), (52, 53426556), (57, 48740016), (72, 38585846), (76, 36555012), (78, 35617704), (104, 26713278), (114, 24370008), (117, 23745136), (144, 19292923), (152, 18277506), (156, 17808852), (171, 16246672), (208, 13356639), (228, 12185004), (234, 11872568), (247, 11247696), (304, 9138753), (312, 8904426), (342, 8123336), (361, 7695792), (456, 6092502), (468, 5936284), (494, 5623848), (624, 4452213), (684, 4061668), (722, 3847896), (741, 3749232), (912, 3046251), (936, 2968142), (988, 2811924), (1083, 2565264), (1368, 2030834), (1444, 1923948), (1482, 1874616), (1872, 1484071), (1976, 1405962), (2166, 1282632), (2223, 1249744), (2736, 1015417), (2888, 961974), (2964, 937308), (3249, 855088), (3952, 702981), (4111, 675792), (4332, 641316), (4446, 624872), (4693, 591984), (5776, 480987), (5928, 468654), (6498, 427544), (8222, 337896), (8664, 320658), (8892, 312436), (9386, 295992), (11856, 234327), (12333, 225264), (12996, 213772), (14079, 197328), (16444, 168948), (17328, 160329), (17784, 156218), (18772, 147996), (24666, 112632), (25992, 106886), (28158, 98664), (32888, 84474), (35568, 78109), (36999, 75088), (37544, 73998), (42237, 65776), (49332, 56316), (51984, 53443)]