218519224

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:330

約数の個数: 144

約数和(自身を含む): 556748640

約数和(自身を除く): 338229416

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 119, 121, 136, 154, 187, 196, 238, 242, 271, 308, 374, 392, 476, 484, 539, 542, 616, 748, 833, 847, 952, 968, 1078, 1084, 1309, 1496, 1666, 1694, 1897, 2057, 2156, 2168, 2618, 2981, 3332, 3388, 3794, 4114, 4312, 4607, 5236, 5929, 5962, 6664, 6776, 7588, 8228, 9163, 9214, 10472, 11858, 11924, 13279, 14399, 15176, 16456, 18326, 18428, 20867, 23716, 23848, 26558, 28798, 32249, 32791, 36652, 36856, 41734, 47432, 50677, 53116, 57596, 64498, 65582, 73304, 83468, 100793, 101354, 106232, 115192, 128996, 131164, 146069, 166936, 201586, 202708, 225743, 229537, 257992, 262328, 292138, 354739, 403172, 405416, 451486, 459074, 557447, 584276, 709478, 806344, 902972, 918148, 1114894, 1168552, 1418956, 1606759, 1805944, 1836296, 2229788, 2483173, 2837912, 3213518, 3902129, 4459576, 4966346, 6427036, 7804258, 9932692, 12854072, 15608516, 19865384, 27314903, 31217032, 54629806, 109259612, 218519224]

約数ペア:

[(1, 218519224), (2, 109259612), (4, 54629806), (7, 31217032), (8, 27314903), (11, 19865384), (14, 15608516), (17, 12854072), (22, 9932692), (28, 7804258), (34, 6427036), (44, 4966346), (49, 4459576), (56, 3902129), (68, 3213518), (77, 2837912), (88, 2483173), (98, 2229788), (119, 1836296), (121, 1805944), (136, 1606759), (154, 1418956), (187, 1168552), (196, 1114894), (238, 918148), (242, 902972), (271, 806344), (308, 709478), (374, 584276), (392, 557447), (476, 459074), (484, 451486), (539, 405416), (542, 403172), (616, 354739), (748, 292138), (833, 262328), (847, 257992), (952, 229537), (968, 225743), (1078, 202708), (1084, 201586), (1309, 166936), (1496, 146069), (1666, 131164), (1694, 128996), (1897, 115192), (2057, 106232), (2156, 101354), (2168, 100793), (2618, 83468), (2981, 73304), (3332, 65582), (3388, 64498), (3794, 57596), (4114, 53116), (4312, 50677), (4607, 47432), (5236, 41734), (5929, 36856), (5962, 36652), (6664, 32791), (6776, 32249), (7588, 28798), (8228, 26558), (9163, 23848), (9214, 23716), (10472, 20867), (11858, 18428), (11924, 18326), (13279, 16456), (14399, 15176)]