205890552

素因数分解:

$2^3\times 3^3\times 7^4\times {\mathrm{397}}^1$

素因数の和:440

約数の個数: 160

約数和(自身を含む): 668878800

約数和(自身を除く): 462988248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 343, 378, 392, 397, 441, 504, 588, 686, 756, 794, 882, 1029, 1176, 1191, 1323, 1372, 1512, 1588, 1764, 2058, 2382, 2401, 2646, 2744, 2779, 3087, 3176, 3528, 3573, 4116, 4764, 4802, 5292, 5558, 6174, 7146, 7203, 8232, 8337, 9261, 9528, 9604, 10584, 10719, 11116, 12348, 14292, 14406, 16674, 18522, 19208, 19453, 21438, 21609, 22232, 24696, 25011, 28584, 28812, 33348, 37044, 38906, 42876, 43218, 50022, 57624, 58359, 64827, 66696, 74088, 75033, 77812, 85752, 86436, 100044, 116718, 129654, 136171, 150066, 155624, 172872, 175077, 200088, 233436, 259308, 272342, 300132, 350154, 408513, 466872, 518616, 525231, 544684, 600264, 700308, 817026, 953197, 1050462, 1089368, 1225539, 1400616, 1634052, 1906394, 2100924, 2451078, 2859591, 3268104, 3676617, 3812788, 4201848, 4902156, 5719182, 7353234, 7625576, 8578773, 9804312, 11438364, 14706468, 17157546, 22876728, 25736319, 29412936, 34315092, 51472638, 68630184, 102945276, 205890552]

約数ペア:

[(1, 205890552), (2, 102945276), (3, 68630184), (4, 51472638), (6, 34315092), (7, 29412936), (8, 25736319), (9, 22876728), (12, 17157546), (14, 14706468), (18, 11438364), (21, 9804312), (24, 8578773), (27, 7625576), (28, 7353234), (36, 5719182), (42, 4902156), (49, 4201848), (54, 3812788), (56, 3676617), (63, 3268104), (72, 2859591), (84, 2451078), (98, 2100924), (108, 1906394), (126, 1634052), (147, 1400616), (168, 1225539), (189, 1089368), (196, 1050462), (216, 953197), (252, 817026), (294, 700308), (343, 600264), (378, 544684), (392, 525231), (397, 518616), (441, 466872), (504, 408513), (588, 350154), (686, 300132), (756, 272342), (794, 259308), (882, 233436), (1029, 200088), (1176, 175077), (1191, 172872), (1323, 155624), (1372, 150066), (1512, 136171), (1588, 129654), (1764, 116718), (2058, 100044), (2382, 86436), (2401, 85752), (2646, 77812), (2744, 75033), (2779, 74088), (3087, 66696), (3176, 64827), (3528, 58359), (3573, 57624), (4116, 50022), (4764, 43218), (4802, 42876), (5292, 38906), (5558, 37044), (6174, 33348), (7146, 28812), (7203, 28584), (8232, 25011), (8337, 24696), (9261, 22232), (9528, 21609), (9604, 21438), (10584, 19453), (10719, 19208), (11116, 18522), (12348, 16674), (14292, 14406)]