66880128

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:342

約数の個数: 128

約数和(自身を含む): 205632000

約数和(自身を除く): 138751872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 139, 168, 179, 192, 224, 278, 336, 358, 384, 417, 448, 537, 556, 672, 716, 834, 896, 973, 1074, 1112, 1253, 1344, 1432, 1668, 1946, 2148, 2224, 2506, 2688, 2864, 2919, 3336, 3759, 3892, 4296, 4448, 5012, 5728, 5838, 6672, 7518, 7784, 8592, 8896, 10024, 11456, 11676, 13344, 15036, 15568, 17184, 17792, 20048, 22912, 23352, 24881, 26688, 30072, 31136, 34368, 40096, 46704, 49762, 53376, 60144, 62272, 68736, 74643, 80192, 93408, 99524, 120288, 124544, 149286, 160384, 174167, 186816, 199048, 240576, 298572, 348334, 373632, 398096, 481152, 522501, 597144, 696668, 796192, 1045002, 1194288, 1393336, 1592384, 2090004, 2388576, 2786672, 3184768, 4180008, 4777152, 5573344, 8360016, 9554304, 11146688, 16720032, 22293376, 33440064, 66880128]

約数ペア:

[(1, 66880128), (2, 33440064), (3, 22293376), (4, 16720032), (6, 11146688), (7, 9554304), (8, 8360016), (12, 5573344), (14, 4777152), (16, 4180008), (21, 3184768), (24, 2786672), (28, 2388576), (32, 2090004), (42, 1592384), (48, 1393336), (56, 1194288), (64, 1045002), (84, 796192), (96, 696668), (112, 597144), (128, 522501), (139, 481152), (168, 398096), (179, 373632), (192, 348334), (224, 298572), (278, 240576), (336, 199048), (358, 186816), (384, 174167), (417, 160384), (448, 149286), (537, 124544), (556, 120288), (672, 99524), (716, 93408), (834, 80192), (896, 74643), (973, 68736), (1074, 62272), (1112, 60144), (1253, 53376), (1344, 49762), (1432, 46704), (1668, 40096), (1946, 34368), (2148, 31136), (2224, 30072), (2506, 26688), (2688, 24881), (2864, 23352), (2919, 22912), (3336, 20048), (3759, 17792), (3892, 17184), (4296, 15568), (4448, 15036), (5012, 13344), (5728, 11676), (5838, 11456), (6672, 10024), (7518, 8896), (7784, 8592)]