217116312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:981

約数の個数: 128

約数和(自身を含む): 654704640

約数和(自身を除く): 437588328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 47, 56, 62, 84, 93, 94, 124, 141, 168, 186, 188, 217, 248, 282, 329, 372, 376, 434, 564, 651, 658, 744, 868, 887, 987, 1128, 1302, 1316, 1457, 1736, 1774, 1974, 2604, 2632, 2661, 2914, 3548, 3948, 4371, 5208, 5322, 5828, 6209, 7096, 7896, 8742, 10199, 10644, 11656, 12418, 17484, 18627, 20398, 21288, 24836, 27497, 30597, 34968, 37254, 40796, 41689, 49672, 54994, 61194, 74508, 81592, 82491, 83378, 109988, 122388, 125067, 149016, 164982, 166756, 192479, 219976, 244776, 250134, 291823, 329964, 333512, 384958, 500268, 577437, 583646, 659928, 769916, 875469, 1000536, 1154874, 1167292, 1292359, 1539832, 1750938, 2309748, 2334584, 2584718, 3501876, 3877077, 4619496, 5169436, 7003752, 7754154, 9046513, 10338872, 15508308, 18093026, 27139539, 31016616, 36186052, 54279078, 72372104, 108558156, 217116312]

約数ペア:

[(1, 217116312), (2, 108558156), (3, 72372104), (4, 54279078), (6, 36186052), (7, 31016616), (8, 27139539), (12, 18093026), (14, 15508308), (21, 10338872), (24, 9046513), (28, 7754154), (31, 7003752), (42, 5169436), (47, 4619496), (56, 3877077), (62, 3501876), (84, 2584718), (93, 2334584), (94, 2309748), (124, 1750938), (141, 1539832), (168, 1292359), (186, 1167292), (188, 1154874), (217, 1000536), (248, 875469), (282, 769916), (329, 659928), (372, 583646), (376, 577437), (434, 500268), (564, 384958), (651, 333512), (658, 329964), (744, 291823), (868, 250134), (887, 244776), (987, 219976), (1128, 192479), (1302, 166756), (1316, 164982), (1457, 149016), (1736, 125067), (1774, 122388), (1974, 109988), (2604, 83378), (2632, 82491), (2661, 81592), (2914, 74508), (3548, 61194), (3948, 54994), (4371, 49672), (5208, 41689), (5322, 40796), (5828, 37254), (6209, 34968), (7096, 30597), (7896, 27497), (8742, 24836), (10199, 21288), (10644, 20398), (11656, 18627), (12418, 17484)]