991382976

素因数分解:

$2^6\times 3^4\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 210

約数和(自身を含む): 3051886200

約数和(自身を除く): 2060503224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 144, 162, 186, 192, 199, 216, 248, 279, 288, 324, 372, 398, 432, 496, 558, 576, 597, 648, 744, 796, 837, 864, 961, 992, 1116, 1194, 1296, 1488, 1592, 1674, 1728, 1791, 1922, 1984, 2232, 2388, 2511, 2592, 2883, 2976, 3184, 3348, 3582, 3844, 4464, 4776, 5022, 5184, 5373, 5766, 5952, 6169, 6368, 6696, 7164, 7688, 8649, 8928, 9552, 10044, 10746, 11532, 12338, 12736, 13392, 14328, 15376, 16119, 17298, 17856, 18507, 19104, 20088, 21492, 23064, 24676, 25947, 26784, 28656, 30752, 32238, 34596, 37014, 38208, 40176, 42984, 46128, 49352, 51894, 53568, 55521, 57312, 61504, 64476, 69192, 74028, 77841, 80352, 85968, 92256, 98704, 103788, 111042, 114624, 128952, 138384, 148056, 155682, 160704, 166563, 171936, 184512, 191239, 197408, 207576, 222084, 257904, 276768, 296112, 311364, 333126, 343872, 382478, 394816, 415152, 444168, 499689, 515808, 553536, 573717, 592224, 622728, 666252, 764956, 830304, 888336, 999378, 1031616, 1147434, 1184448, 1245456, 1332504, 1529912, 1660608, 1721151, 1776672, 1998756, 2294868, 2490912, 2665008, 3059824, 3442302, 3553344, 3997512, 4589736, 4981824, 5163453, 5330016, 6119648, 6884604, 7995024, 9179472, 10326906, 10660032, 12239296, 13769208, 15490359, 15990048, 18358944, 20653812, 27538416, 30980718, 31980096, 36717888, 41307624, 55076832, 61961436, 82615248, 110153664, 123922872, 165230496, 247845744, 330460992, 495691488, 991382976]

約数ペア:

[(1, 991382976), (2, 495691488), (3, 330460992), (4, 247845744), (6, 165230496), (8, 123922872), (9, 110153664), (12, 82615248), (16, 61961436), (18, 55076832), (24, 41307624), (27, 36717888), (31, 31980096), (32, 30980718), (36, 27538416), (48, 20653812), (54, 18358944), (62, 15990048), (64, 15490359), (72, 13769208), (81, 12239296), (93, 10660032), (96, 10326906), (108, 9179472), (124, 7995024), (144, 6884604), (162, 6119648), (186, 5330016), (192, 5163453), (199, 4981824), (216, 4589736), (248, 3997512), (279, 3553344), (288, 3442302), (324, 3059824), (372, 2665008), (398, 2490912), (432, 2294868), (496, 1998756), (558, 1776672), (576, 1721151), (597, 1660608), (648, 1529912), (744, 1332504), (796, 1245456), (837, 1184448), (864, 1147434), (961, 1031616), (992, 999378), (1116, 888336), (1194, 830304), (1296, 764956), (1488, 666252), (1592, 622728), (1674, 592224), (1728, 573717), (1791, 553536), (1922, 515808), (1984, 499689), (2232, 444168), (2388, 415152), (2511, 394816), (2592, 382478), (2883, 343872), (2976, 333126), (3184, 311364), (3348, 296112), (3582, 276768), (3844, 257904), (4464, 222084), (4776, 207576), (5022, 197408), (5184, 191239), (5373, 184512), (5766, 171936), (5952, 166563), (6169, 160704), (6368, 155682), (6696, 148056), (7164, 138384), (7688, 128952), (8649, 114624), (8928, 111042), (9552, 103788), (10044, 98704), (10746, 92256), (11532, 85968), (12338, 80352), (12736, 77841), (13392, 74028), (14328, 69192), (15376, 64476), (16119, 61504), (17298, 57312), (17856, 55521), (18507, 53568), (19104, 51894), (20088, 49352), (21492, 46128), (23064, 42984), (24676, 40176), (25947, 38208), (26784, 37014), (28656, 34596), (30752, 32238)]