56721816

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:286

約数の個数: 128

約数和(自身を含む): 167270400

約数和(自身を除く): 110548584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 43, 54, 62, 72, 86, 93, 108, 124, 129, 172, 186, 197, 216, 248, 258, 279, 344, 372, 387, 394, 516, 558, 591, 744, 774, 788, 837, 1032, 1116, 1161, 1182, 1333, 1548, 1576, 1674, 1773, 2232, 2322, 2364, 2666, 3096, 3348, 3546, 3999, 4644, 4728, 5319, 5332, 6107, 6696, 7092, 7998, 8471, 9288, 10638, 10664, 11997, 12214, 14184, 15996, 16942, 18321, 21276, 23994, 24428, 25413, 31992, 33884, 35991, 36642, 42552, 47988, 48856, 50826, 54963, 67768, 71982, 73284, 76239, 95976, 101652, 109926, 143964, 146568, 152478, 164889, 203304, 219852, 228717, 262601, 287928, 304956, 329778, 439704, 457434, 525202, 609912, 659556, 787803, 914868, 1050404, 1319112, 1575606, 1829736, 2100808, 2363409, 3151212, 4726818, 6302424, 7090227, 9453636, 14180454, 18907272, 28360908, 56721816]

約数ペア:

[(1, 56721816), (2, 28360908), (3, 18907272), (4, 14180454), (6, 9453636), (8, 7090227), (9, 6302424), (12, 4726818), (18, 3151212), (24, 2363409), (27, 2100808), (31, 1829736), (36, 1575606), (43, 1319112), (54, 1050404), (62, 914868), (72, 787803), (86, 659556), (93, 609912), (108, 525202), (124, 457434), (129, 439704), (172, 329778), (186, 304956), (197, 287928), (216, 262601), (248, 228717), (258, 219852), (279, 203304), (344, 164889), (372, 152478), (387, 146568), (394, 143964), (516, 109926), (558, 101652), (591, 95976), (744, 76239), (774, 73284), (788, 71982), (837, 67768), (1032, 54963), (1116, 50826), (1161, 48856), (1182, 47988), (1333, 42552), (1548, 36642), (1576, 35991), (1674, 33884), (1773, 31992), (2232, 25413), (2322, 24428), (2364, 23994), (2666, 21276), (3096, 18321), (3348, 16942), (3546, 15996), (3999, 14184), (4644, 12214), (4728, 11997), (5319, 10664), (5332, 10638), (6107, 9288), (6696, 8471), (7092, 7998)]