218558928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20983}}^1$

素因数の和:21032

約数の個数: 80

約数和(自身を含む): 666116096

約数和(自身を除く): 447557168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 20983, 41966, 62949, 83932, 125898, 146881, 167864, 251796, 293762, 335728, 440643, 503592, 587524, 650473, 881286, 1007184, 1175048, 1300946, 1762572, 1951419, 2350096, 2601892, 3525144, 3902838, 4553311, 5203784, 7050288, 7805676, 9106622, 10407568, 13659933, 15611352, 18213244, 27319866, 31222704, 36426488, 54639732, 72852976, 109279464, 218558928]

約数ペア:

[(1, 218558928), (2, 109279464), (3, 72852976), (4, 54639732), (6, 36426488), (7, 31222704), (8, 27319866), (12, 18213244), (14, 15611352), (16, 13659933), (21, 10407568), (24, 9106622), (28, 7805676), (31, 7050288), (42, 5203784), (48, 4553311), (56, 3902838), (62, 3525144), (84, 2601892), (93, 2350096), (112, 1951419), (124, 1762572), (168, 1300946), (186, 1175048), (217, 1007184), (248, 881286), (336, 650473), (372, 587524), (434, 503592), (496, 440643), (651, 335728), (744, 293762), (868, 251796), (1302, 167864), (1488, 146881), (1736, 125898), (2604, 83932), (3472, 62949), (5208, 41966), (10416, 20983)]