1971800544

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{397}}^1$

素因数の和:825

約数の個数: 192

約数和(自身を含む): 6258470400

約数和(自身を除く): 4286669856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 76, 84, 96, 112, 114, 133, 152, 168, 224, 228, 266, 304, 336, 389, 397, 399, 456, 532, 608, 672, 778, 794, 798, 912, 1064, 1167, 1191, 1556, 1588, 1596, 1824, 2128, 2334, 2382, 2723, 2779, 3112, 3176, 3192, 4256, 4668, 4764, 5446, 5558, 6224, 6352, 6384, 7391, 7543, 8169, 8337, 9336, 9528, 10892, 11116, 12448, 12704, 12768, 14782, 15086, 16338, 16674, 18672, 19056, 21784, 22173, 22232, 22629, 29564, 30172, 32676, 33348, 37344, 38112, 43568, 44346, 44464, 45258, 51737, 52801, 59128, 60344, 65352, 66696, 87136, 88692, 88928, 90516, 103474, 105602, 118256, 120688, 130704, 133392, 154433, 155211, 158403, 177384, 181032, 206948, 211204, 236512, 241376, 261408, 266784, 308866, 310422, 316806, 354768, 362064, 413896, 422408, 463299, 617732, 620844, 633612, 709536, 724128, 827792, 844816, 926598, 1081031, 1235464, 1241688, 1267224, 1655584, 1689632, 1853196, 2162062, 2470928, 2483376, 2534448, 2934227, 3243093, 3706392, 4324124, 4941856, 4966752, 5068896, 5868454, 6486186, 7412784, 8648248, 8802681, 11736908, 12972372, 14825568, 17296496, 17605362, 20539589, 23473816, 25944744, 34592992, 35210724, 41079178, 46947632, 51889488, 61618767, 70421448, 82158356, 93895264, 103778976, 123237534, 140842896, 164316712, 246475068, 281685792, 328633424, 492950136, 657266848, 985900272, 1971800544]

約数ペア:

[(1, 1971800544), (2, 985900272), (3, 657266848), (4, 492950136), (6, 328633424), (7, 281685792), (8, 246475068), (12, 164316712), (14, 140842896), (16, 123237534), (19, 103778976), (21, 93895264), (24, 82158356), (28, 70421448), (32, 61618767), (38, 51889488), (42, 46947632), (48, 41079178), (56, 35210724), (57, 34592992), (76, 25944744), (84, 23473816), (96, 20539589), (112, 17605362), (114, 17296496), (133, 14825568), (152, 12972372), (168, 11736908), (224, 8802681), (228, 8648248), (266, 7412784), (304, 6486186), (336, 5868454), (389, 5068896), (397, 4966752), (399, 4941856), (456, 4324124), (532, 3706392), (608, 3243093), (672, 2934227), (778, 2534448), (794, 2483376), (798, 2470928), (912, 2162062), (1064, 1853196), (1167, 1689632), (1191, 1655584), (1556, 1267224), (1588, 1241688), (1596, 1235464), (1824, 1081031), (2128, 926598), (2334, 844816), (2382, 827792), (2723, 724128), (2779, 709536), (3112, 633612), (3176, 620844), (3192, 617732), (4256, 463299), (4668, 422408), (4764, 413896), (5446, 362064), (5558, 354768), (6224, 316806), (6352, 310422), (6384, 308866), (7391, 266784), (7543, 261408), (8169, 241376), (8337, 236512), (9336, 211204), (9528, 206948), (10892, 181032), (11116, 177384), (12448, 158403), (12704, 155211), (12768, 154433), (14782, 133392), (15086, 130704), (16338, 120688), (16674, 118256), (18672, 105602), (19056, 103474), (21784, 90516), (22173, 88928), (22232, 88692), (22629, 87136), (29564, 66696), (30172, 65352), (32676, 60344), (33348, 59128), (37344, 52801), (38112, 51737), (43568, 45258), (44346, 44464)]