217631904

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{337}}^1$

素因数の和:419

約数の個数: 144

約数和(自身を含む): 676638144

約数和(自身を除く): 459006240

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 84, 93, 96, 112, 124, 168, 186, 217, 224, 248, 336, 337, 372, 434, 496, 651, 672, 674, 744, 868, 961, 992, 1011, 1302, 1348, 1488, 1736, 1922, 2022, 2359, 2604, 2696, 2883, 2976, 3472, 3844, 4044, 4718, 5208, 5392, 5766, 6727, 6944, 7077, 7688, 8088, 9436, 10416, 10447, 10784, 11532, 13454, 14154, 15376, 16176, 18872, 20181, 20832, 20894, 23064, 26908, 28308, 30752, 31341, 32352, 37744, 40362, 41788, 46128, 53816, 56616, 62682, 73129, 75488, 80724, 83576, 92256, 107632, 113232, 125364, 146258, 161448, 167152, 215264, 219387, 226464, 250728, 292516, 322896, 323857, 334304, 438774, 501456, 585032, 645792, 647714, 877548, 971571, 1002912, 1170064, 1295428, 1755096, 1943142, 2266999, 2340128, 2590856, 3510192, 3886284, 4533998, 5181712, 6800997, 7020384, 7772568, 9067996, 10363424, 13601994, 15545136, 18135992, 27203988, 31090272, 36271984, 54407976, 72543968, 108815952, 217631904]

約数ペア:

[(1, 217631904), (2, 108815952), (3, 72543968), (4, 54407976), (6, 36271984), (7, 31090272), (8, 27203988), (12, 18135992), (14, 15545136), (16, 13601994), (21, 10363424), (24, 9067996), (28, 7772568), (31, 7020384), (32, 6800997), (42, 5181712), (48, 4533998), (56, 3886284), (62, 3510192), (84, 2590856), (93, 2340128), (96, 2266999), (112, 1943142), (124, 1755096), (168, 1295428), (186, 1170064), (217, 1002912), (224, 971571), (248, 877548), (336, 647714), (337, 645792), (372, 585032), (434, 501456), (496, 438774), (651, 334304), (672, 323857), (674, 322896), (744, 292516), (868, 250728), (961, 226464), (992, 219387), (1011, 215264), (1302, 167152), (1348, 161448), (1488, 146258), (1736, 125364), (1922, 113232), (2022, 107632), (2359, 92256), (2604, 83576), (2696, 80724), (2883, 75488), (2976, 73129), (3472, 62682), (3844, 56616), (4044, 53816), (4718, 46128), (5208, 41788), (5392, 40362), (5766, 37744), (6727, 32352), (6944, 31341), (7077, 30752), (7688, 28308), (8088, 26908), (9436, 23064), (10416, 20894), (10447, 20832), (10784, 20181), (11532, 18872), (13454, 16176), (14154, 15376)]