217711704

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:582

約数の個数: 128

約数和(自身を含む): 648000000

約数和(自身を除く): 430288296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 53, 56, 84, 98, 106, 147, 159, 168, 196, 212, 294, 318, 343, 371, 392, 424, 499, 588, 636, 686, 742, 998, 1029, 1113, 1176, 1272, 1372, 1484, 1497, 1996, 2058, 2226, 2597, 2744, 2968, 2994, 3493, 3992, 4116, 4452, 5194, 5988, 6986, 7791, 8232, 8904, 10388, 10479, 11976, 13972, 15582, 18179, 20776, 20958, 24451, 26447, 27944, 31164, 36358, 41916, 48902, 52894, 54537, 62328, 72716, 73353, 79341, 83832, 97804, 105788, 109074, 145432, 146706, 158682, 171157, 185129, 195608, 211576, 218148, 293412, 317364, 342314, 370258, 436296, 513471, 555387, 586824, 634728, 684628, 740516, 1026942, 1110774, 1295903, 1369256, 1481032, 2053884, 2221548, 2591806, 3887709, 4107768, 4443096, 5183612, 7775418, 9071321, 10367224, 15550836, 18142642, 27213963, 31101672, 36285284, 54427926, 72570568, 108855852, 217711704]

約数ペア:

[(1, 217711704), (2, 108855852), (3, 72570568), (4, 54427926), (6, 36285284), (7, 31101672), (8, 27213963), (12, 18142642), (14, 15550836), (21, 10367224), (24, 9071321), (28, 7775418), (42, 5183612), (49, 4443096), (53, 4107768), (56, 3887709), (84, 2591806), (98, 2221548), (106, 2053884), (147, 1481032), (159, 1369256), (168, 1295903), (196, 1110774), (212, 1026942), (294, 740516), (318, 684628), (343, 634728), (371, 586824), (392, 555387), (424, 513471), (499, 436296), (588, 370258), (636, 342314), (686, 317364), (742, 293412), (998, 218148), (1029, 211576), (1113, 195608), (1176, 185129), (1272, 171157), (1372, 158682), (1484, 146706), (1497, 145432), (1996, 109074), (2058, 105788), (2226, 97804), (2597, 83832), (2744, 79341), (2968, 73353), (2994, 72716), (3493, 62328), (3992, 54537), (4116, 52894), (4452, 48902), (5194, 41916), (5988, 36358), (6986, 31164), (7791, 27944), (8232, 26447), (8904, 24451), (10388, 20958), (10479, 20776), (11976, 18179), (13972, 15582)]