208957112

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 510935040

約数和(自身を除く): 301977928

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 47, 52, 56, 62, 91, 94, 104, 124, 182, 188, 197, 217, 248, 329, 364, 376, 394, 403, 434, 611, 658, 728, 788, 806, 868, 1222, 1316, 1379, 1457, 1576, 1612, 1736, 2444, 2561, 2632, 2758, 2821, 2914, 3224, 4277, 4888, 5122, 5516, 5642, 5828, 6107, 8554, 9259, 10199, 10244, 11032, 11284, 11656, 12214, 17108, 17927, 18518, 18941, 20398, 20488, 22568, 24428, 34216, 35854, 37036, 37882, 40796, 42749, 48856, 64813, 71708, 74072, 75764, 79391, 81592, 85498, 120367, 129626, 132587, 143416, 151528, 158782, 170996, 240734, 259252, 265174, 287029, 317564, 341992, 481468, 518504, 530348, 555737, 574058, 635128, 842569, 962936, 1060696, 1111474, 1148116, 1685138, 2009203, 2222948, 2296232, 3370276, 3731377, 4018406, 4445896, 6740552, 7462754, 8036812, 14925508, 16073624, 26119639, 29851016, 52239278, 104478556, 208957112]

約数ペア:

[(1, 208957112), (2, 104478556), (4, 52239278), (7, 29851016), (8, 26119639), (13, 16073624), (14, 14925508), (26, 8036812), (28, 7462754), (31, 6740552), (47, 4445896), (52, 4018406), (56, 3731377), (62, 3370276), (91, 2296232), (94, 2222948), (104, 2009203), (124, 1685138), (182, 1148116), (188, 1111474), (197, 1060696), (217, 962936), (248, 842569), (329, 635128), (364, 574058), (376, 555737), (394, 530348), (403, 518504), (434, 481468), (611, 341992), (658, 317564), (728, 287029), (788, 265174), (806, 259252), (868, 240734), (1222, 170996), (1316, 158782), (1379, 151528), (1457, 143416), (1576, 132587), (1612, 129626), (1736, 120367), (2444, 85498), (2561, 81592), (2632, 79391), (2758, 75764), (2821, 74072), (2914, 71708), (3224, 64813), (4277, 48856), (4888, 42749), (5122, 40796), (5516, 37882), (5642, 37036), (5828, 35854), (6107, 34216), (8554, 24428), (9259, 22568), (10199, 20488), (10244, 20398), (11032, 18941), (11284, 18518), (11656, 17927), (12214, 17108)]