660921984

素因数分解:

$2^7\times 3^3\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:284

約数の個数: 192

約数和(自身を含む): 2025720000

約数和(自身を除く): 1364798016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 199, 216, 248, 279, 288, 372, 384, 398, 432, 496, 558, 576, 597, 744, 796, 837, 864, 961, 992, 1116, 1152, 1194, 1488, 1592, 1674, 1728, 1791, 1922, 1984, 2232, 2388, 2883, 2976, 3184, 3348, 3456, 3582, 3844, 3968, 4464, 4776, 5373, 5766, 5952, 6169, 6368, 6696, 7164, 7688, 8649, 8928, 9552, 10746, 11532, 11904, 12338, 12736, 13392, 14328, 15376, 17298, 17856, 18507, 19104, 21492, 23064, 24676, 25472, 25947, 26784, 28656, 30752, 34596, 35712, 37014, 38208, 42984, 46128, 49352, 51894, 53568, 55521, 57312, 61504, 69192, 74028, 76416, 85968, 92256, 98704, 103788, 107136, 111042, 114624, 123008, 138384, 148056, 166563, 171936, 184512, 191239, 197408, 207576, 222084, 229248, 276768, 296112, 333126, 343872, 369024, 382478, 394816, 415152, 444168, 553536, 573717, 592224, 666252, 687744, 764956, 789632, 830304, 888336, 1107072, 1147434, 1184448, 1332504, 1529912, 1660608, 1721151, 1776672, 2294868, 2368896, 2665008, 3059824, 3321216, 3442302, 3553344, 4589736, 5163453, 5330016, 6119648, 6884604, 7106688, 9179472, 10326906, 10660032, 12239296, 13769208, 18358944, 20653812, 21320064, 24478592, 27538416, 36717888, 41307624, 55076832, 73435776, 82615248, 110153664, 165230496, 220307328, 330460992, 660921984]

約数ペア:

[(1, 660921984), (2, 330460992), (3, 220307328), (4, 165230496), (6, 110153664), (8, 82615248), (9, 73435776), (12, 55076832), (16, 41307624), (18, 36717888), (24, 27538416), (27, 24478592), (31, 21320064), (32, 20653812), (36, 18358944), (48, 13769208), (54, 12239296), (62, 10660032), (64, 10326906), (72, 9179472), (93, 7106688), (96, 6884604), (108, 6119648), (124, 5330016), (128, 5163453), (144, 4589736), (186, 3553344), (192, 3442302), (199, 3321216), (216, 3059824), (248, 2665008), (279, 2368896), (288, 2294868), (372, 1776672), (384, 1721151), (398, 1660608), (432, 1529912), (496, 1332504), (558, 1184448), (576, 1147434), (597, 1107072), (744, 888336), (796, 830304), (837, 789632), (864, 764956), (961, 687744), (992, 666252), (1116, 592224), (1152, 573717), (1194, 553536), (1488, 444168), (1592, 415152), (1674, 394816), (1728, 382478), (1791, 369024), (1922, 343872), (1984, 333126), (2232, 296112), (2388, 276768), (2883, 229248), (2976, 222084), (3184, 207576), (3348, 197408), (3456, 191239), (3582, 184512), (3844, 171936), (3968, 166563), (4464, 148056), (4776, 138384), (5373, 123008), (5766, 114624), (5952, 111042), (6169, 107136), (6368, 103788), (6696, 98704), (7164, 92256), (7688, 85968), (8649, 76416), (8928, 74028), (9552, 69192), (10746, 61504), (11532, 57312), (11904, 55521), (12338, 53568), (12736, 51894), (13392, 49352), (14328, 46128), (15376, 42984), (17298, 38208), (17856, 37014), (18507, 35712), (19104, 34596), (21492, 30752), (23064, 28656), (24676, 26784), (25472, 25947)]