208714716

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{179}}^1\times {\mathrm{661}}^1$

素因数の和:864

約数の個数: 108

約数和(自身を含む): 618082920

約数和(自身を除く): 409368204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 179, 196, 252, 294, 358, 441, 537, 588, 661, 716, 882, 1074, 1253, 1322, 1611, 1764, 1983, 2148, 2506, 2644, 3222, 3759, 3966, 4627, 5012, 5949, 6444, 7518, 7932, 8771, 9254, 11277, 11898, 13881, 15036, 17542, 18508, 22554, 23796, 26313, 27762, 32389, 35084, 41643, 45108, 52626, 55524, 64778, 78939, 83286, 97167, 105252, 118319, 129556, 157878, 166572, 194334, 236638, 291501, 315756, 354957, 388668, 473276, 583002, 709914, 828233, 1064871, 1166004, 1419828, 1656466, 2129742, 2484699, 3312932, 4259484, 4969398, 5797631, 7454097, 9938796, 11595262, 14908194, 17392893, 23190524, 29816388, 34785786, 52178679, 69571572, 104357358, 208714716]

約数ペア:

[(1, 208714716), (2, 104357358), (3, 69571572), (4, 52178679), (6, 34785786), (7, 29816388), (9, 23190524), (12, 17392893), (14, 14908194), (18, 11595262), (21, 9938796), (28, 7454097), (36, 5797631), (42, 4969398), (49, 4259484), (63, 3312932), (84, 2484699), (98, 2129742), (126, 1656466), (147, 1419828), (179, 1166004), (196, 1064871), (252, 828233), (294, 709914), (358, 583002), (441, 473276), (537, 388668), (588, 354957), (661, 315756), (716, 291501), (882, 236638), (1074, 194334), (1253, 166572), (1322, 157878), (1611, 129556), (1764, 118319), (1983, 105252), (2148, 97167), (2506, 83286), (2644, 78939), (3222, 64778), (3759, 55524), (3966, 52626), (4627, 45108), (5012, 41643), (5949, 35084), (6444, 32389), (7518, 27762), (7932, 26313), (8771, 23796), (9254, 22554), (11277, 18508), (11898, 17542), (13881, 15036)]