209984208

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1223}}^1$

素因数の和:1321

約数の個数: 120

約数和(自身を含む): 640191168

約数和(自身を除く): 430206960

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 73, 84, 98, 112, 146, 147, 168, 196, 219, 292, 294, 336, 392, 438, 511, 584, 588, 784, 876, 1022, 1168, 1176, 1223, 1533, 1752, 2044, 2352, 2446, 3066, 3504, 3577, 3669, 4088, 4892, 6132, 7154, 7338, 8176, 8561, 9784, 10731, 12264, 14308, 14676, 17122, 19568, 21462, 24528, 25683, 28616, 29352, 34244, 42924, 51366, 57232, 58704, 59927, 68488, 85848, 89279, 102732, 119854, 136976, 171696, 178558, 179781, 205464, 239708, 267837, 357116, 359562, 410928, 479416, 535674, 624953, 714232, 719124, 958832, 1071348, 1249906, 1428464, 1438248, 1874859, 2142696, 2499812, 2876496, 3749718, 4285392, 4374671, 4999624, 7499436, 8749342, 9999248, 13124013, 14998872, 17498684, 26248026, 29997744, 34997368, 52496052, 69994736, 104992104, 209984208]

約数ペア:

[(1, 209984208), (2, 104992104), (3, 69994736), (4, 52496052), (6, 34997368), (7, 29997744), (8, 26248026), (12, 17498684), (14, 14998872), (16, 13124013), (21, 9999248), (24, 8749342), (28, 7499436), (42, 4999624), (48, 4374671), (49, 4285392), (56, 3749718), (73, 2876496), (84, 2499812), (98, 2142696), (112, 1874859), (146, 1438248), (147, 1428464), (168, 1249906), (196, 1071348), (219, 958832), (292, 719124), (294, 714232), (336, 624953), (392, 535674), (438, 479416), (511, 410928), (584, 359562), (588, 357116), (784, 267837), (876, 239708), (1022, 205464), (1168, 179781), (1176, 178558), (1223, 171696), (1533, 136976), (1752, 119854), (2044, 102732), (2352, 89279), (2446, 85848), (3066, 68488), (3504, 59927), (3577, 58704), (3669, 57232), (4088, 51366), (4892, 42924), (6132, 34244), (7154, 29352), (7338, 28616), (8176, 25683), (8561, 24528), (9784, 21462), (10731, 19568), (12264, 17122), (14308, 14676)]