991360188

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5309}}^1$

素因数の和:5361

約数の個数: 192

約数和(自身を含む): 3330432000

約数和(自身を除く): 2339071812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 27, 28, 36, 38, 39, 42, 52, 54, 57, 63, 76, 78, 84, 91, 108, 114, 117, 126, 133, 156, 171, 182, 189, 228, 234, 247, 252, 266, 273, 342, 351, 364, 378, 399, 468, 494, 513, 532, 546, 684, 702, 741, 756, 798, 819, 988, 1026, 1092, 1197, 1404, 1482, 1596, 1638, 1729, 2052, 2223, 2394, 2457, 2964, 3276, 3458, 3591, 4446, 4788, 4914, 5187, 5309, 6669, 6916, 7182, 8892, 9828, 10374, 10618, 13338, 14364, 15561, 15927, 20748, 21236, 26676, 31122, 31854, 37163, 46683, 47781, 62244, 63708, 69017, 74326, 93366, 95562, 100871, 111489, 138034, 143343, 148652, 186732, 191124, 201742, 207051, 222978, 276068, 286686, 302613, 334467, 403484, 414102, 445956, 483119, 573372, 605226, 621153, 668934, 706097, 828204, 907839, 966238, 1003401, 1210452, 1242306, 1311323, 1337868, 1412194, 1449357, 1815678, 1863459, 1932476, 2006802, 2118291, 2484612, 2622646, 2723517, 2824388, 2898714, 3631356, 3726918, 3933969, 4013604, 4236582, 4348071, 5245292, 5447034, 5797428, 6354873, 7453836, 7867938, 8473164, 8696142, 9179261, 10894068, 11801907, 12709746, 13044213, 15735876, 17392284, 18358522, 19064619, 23603814, 25419492, 26088426, 27537783, 35405721, 36717044, 38129238, 47207628, 52176852, 55075566, 70811442, 76258476, 82613349, 110151132, 141622884, 165226698, 247840047, 330453396, 495680094, 991360188]

約数ペア:

[(1, 991360188), (2, 495680094), (3, 330453396), (4, 247840047), (6, 165226698), (7, 141622884), (9, 110151132), (12, 82613349), (13, 76258476), (14, 70811442), (18, 55075566), (19, 52176852), (21, 47207628), (26, 38129238), (27, 36717044), (28, 35405721), (36, 27537783), (38, 26088426), (39, 25419492), (42, 23603814), (52, 19064619), (54, 18358522), (57, 17392284), (63, 15735876), (76, 13044213), (78, 12709746), (84, 11801907), (91, 10894068), (108, 9179261), (114, 8696142), (117, 8473164), (126, 7867938), (133, 7453836), (156, 6354873), (171, 5797428), (182, 5447034), (189, 5245292), (228, 4348071), (234, 4236582), (247, 4013604), (252, 3933969), (266, 3726918), (273, 3631356), (342, 2898714), (351, 2824388), (364, 2723517), (378, 2622646), (399, 2484612), (468, 2118291), (494, 2006802), (513, 1932476), (532, 1863459), (546, 1815678), (684, 1449357), (702, 1412194), (741, 1337868), (756, 1311323), (798, 1242306), (819, 1210452), (988, 1003401), (1026, 966238), (1092, 907839), (1197, 828204), (1404, 706097), (1482, 668934), (1596, 621153), (1638, 605226), (1729, 573372), (2052, 483119), (2223, 445956), (2394, 414102), (2457, 403484), (2964, 334467), (3276, 302613), (3458, 286686), (3591, 276068), (4446, 222978), (4788, 207051), (4914, 201742), (5187, 191124), (5309, 186732), (6669, 148652), (6916, 143343), (7182, 138034), (8892, 111489), (9828, 100871), (10374, 95562), (10618, 93366), (13338, 74326), (14364, 69017), (15561, 63708), (15927, 62244), (20748, 47781), (21236, 46683), (26676, 37163), (31122, 31854)]