1331736448

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:748

約数の個数: 128

約数和(自身を含む): 3220588800

約数和(自身を除く): 1888852352

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 137, 152, 224, 266, 274, 304, 448, 532, 548, 571, 608, 896, 959, 1064, 1096, 1142, 1216, 1918, 2128, 2192, 2284, 2432, 2603, 3836, 3997, 4256, 4384, 4568, 5206, 7672, 7994, 8512, 8768, 9136, 10412, 10849, 15344, 15988, 17024, 17536, 18221, 18272, 20824, 21698, 30688, 31976, 36442, 36544, 41648, 43396, 61376, 63952, 72884, 73088, 75943, 78227, 83296, 86792, 122752, 127904, 145768, 151886, 156454, 166592, 173584, 255808, 291536, 303772, 312908, 333184, 347168, 511616, 547589, 583072, 607544, 625816, 694336, 1095178, 1166144, 1215088, 1251632, 1388672, 1486313, 2190356, 2332288, 2430176, 2503264, 2972626, 4380712, 4860352, 5006528, 5945252, 8761424, 9720704, 10013056, 10404191, 11890504, 17522848, 20808382, 23781008, 35045696, 41616764, 47562016, 70091392, 83233528, 95124032, 166467056, 190248064, 332934112, 665868224, 1331736448]

約数ペア:

[(1, 1331736448), (2, 665868224), (4, 332934112), (7, 190248064), (8, 166467056), (14, 95124032), (16, 83233528), (19, 70091392), (28, 47562016), (32, 41616764), (38, 35045696), (56, 23781008), (64, 20808382), (76, 17522848), (112, 11890504), (128, 10404191), (133, 10013056), (137, 9720704), (152, 8761424), (224, 5945252), (266, 5006528), (274, 4860352), (304, 4380712), (448, 2972626), (532, 2503264), (548, 2430176), (571, 2332288), (608, 2190356), (896, 1486313), (959, 1388672), (1064, 1251632), (1096, 1215088), (1142, 1166144), (1216, 1095178), (1918, 694336), (2128, 625816), (2192, 607544), (2284, 583072), (2432, 547589), (2603, 511616), (3836, 347168), (3997, 333184), (4256, 312908), (4384, 303772), (4568, 291536), (5206, 255808), (7672, 173584), (7994, 166592), (8512, 156454), (8768, 151886), (9136, 145768), (10412, 127904), (10849, 122752), (15344, 86792), (15988, 83296), (17024, 78227), (17536, 75943), (18221, 73088), (18272, 72884), (20824, 63952), (21698, 61376), (30688, 43396), (31976, 41648), (36442, 36544)]