261248652

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{907}}^1$

素因数の和:1057

約数の個数: 120

約数和(自身を含む): 787533824

約数和(自身を除く): 526285172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 127, 162, 189, 252, 254, 324, 378, 381, 508, 567, 756, 762, 889, 907, 1134, 1143, 1524, 1778, 1814, 2268, 2286, 2667, 2721, 3429, 3556, 3628, 4572, 5334, 5442, 6349, 6858, 8001, 8163, 10287, 10668, 10884, 12698, 13716, 16002, 16326, 19047, 20574, 24003, 24489, 25396, 32004, 32652, 38094, 41148, 48006, 48978, 57141, 72009, 73467, 76188, 96012, 97956, 114282, 115189, 144018, 146934, 171423, 228564, 230378, 288036, 293868, 342846, 345567, 460756, 514269, 685692, 691134, 806323, 1028538, 1036701, 1382268, 1612646, 2057076, 2073402, 2418969, 3110103, 3225292, 4146804, 4837938, 6220206, 7256907, 9330309, 9675876, 12440412, 14513814, 18660618, 21770721, 29027628, 37321236, 43541442, 65312163, 87082884, 130624326, 261248652]

約数ペア:

[(1, 261248652), (2, 130624326), (3, 87082884), (4, 65312163), (6, 43541442), (7, 37321236), (9, 29027628), (12, 21770721), (14, 18660618), (18, 14513814), (21, 12440412), (27, 9675876), (28, 9330309), (36, 7256907), (42, 6220206), (54, 4837938), (63, 4146804), (81, 3225292), (84, 3110103), (108, 2418969), (126, 2073402), (127, 2057076), (162, 1612646), (189, 1382268), (252, 1036701), (254, 1028538), (324, 806323), (378, 691134), (381, 685692), (508, 514269), (567, 460756), (756, 345567), (762, 342846), (889, 293868), (907, 288036), (1134, 230378), (1143, 228564), (1524, 171423), (1778, 146934), (1814, 144018), (2268, 115189), (2286, 114282), (2667, 97956), (2721, 96012), (3429, 76188), (3556, 73467), (3628, 72009), (4572, 57141), (5334, 48978), (5442, 48006), (6349, 41148), (6858, 38094), (8001, 32652), (8163, 32004), (10287, 25396), (10668, 24489), (10884, 24003), (12698, 20574), (13716, 19047), (16002, 16326)]