20285522208

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{25867}}^1$

素因数の和:26279

約数の個数: 144

約数和(自身を含む): 66099983040

約数和(自身を除く): 45814460832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 389, 504, 672, 778, 1008, 1167, 1556, 2016, 2334, 2723, 3112, 3501, 4668, 5446, 6224, 7002, 8169, 9336, 10892, 12448, 14004, 16338, 18672, 21784, 24507, 25867, 28008, 32676, 37344, 43568, 49014, 51734, 56016, 65352, 77601, 87136, 98028, 103468, 112032, 130704, 155202, 181069, 196056, 206936, 232803, 261408, 310404, 362138, 392112, 413872, 465606, 543207, 620808, 724276, 784224, 827744, 931212, 1086414, 1241616, 1448552, 1629621, 1862424, 2172828, 2483232, 2897104, 3259242, 3724848, 4345656, 5794208, 6518484, 7449696, 8691312, 10062263, 13036968, 17382624, 20124526, 26073936, 30186789, 40249052, 52147872, 60373578, 70435841, 80498104, 90560367, 120747156, 140871682, 160996208, 181120734, 211307523, 241494312, 281743364, 321992416, 362241468, 422615046, 482988624, 563486728, 633922569, 724482936, 845230092, 965977248, 1126973456, 1267845138, 1448965872, 1690460184, 2253946912, 2535690276, 2897931744, 3380920368, 5071380552, 6761840736, 10142761104, 20285522208]

約数ペア:

[(1, 20285522208), (2, 10142761104), (3, 6761840736), (4, 5071380552), (6, 3380920368), (7, 2897931744), (8, 2535690276), (9, 2253946912), (12, 1690460184), (14, 1448965872), (16, 1267845138), (18, 1126973456), (21, 965977248), (24, 845230092), (28, 724482936), (32, 633922569), (36, 563486728), (42, 482988624), (48, 422615046), (56, 362241468), (63, 321992416), (72, 281743364), (84, 241494312), (96, 211307523), (112, 181120734), (126, 160996208), (144, 140871682), (168, 120747156), (224, 90560367), (252, 80498104), (288, 70435841), (336, 60373578), (389, 52147872), (504, 40249052), (672, 30186789), (778, 26073936), (1008, 20124526), (1167, 17382624), (1556, 13036968), (2016, 10062263), (2334, 8691312), (2723, 7449696), (3112, 6518484), (3501, 5794208), (4668, 4345656), (5446, 3724848), (6224, 3259242), (7002, 2897104), (8169, 2483232), (9336, 2172828), (10892, 1862424), (12448, 1629621), (14004, 1448552), (16338, 1241616), (18672, 1086414), (21784, 931212), (24507, 827744), (25867, 784224), (28008, 724276), (32676, 620808), (37344, 543207), (43568, 465606), (49014, 413872), (51734, 392112), (56016, 362138), (65352, 310404), (77601, 261408), (87136, 232803), (98028, 206936), (103468, 196056), (112032, 181069), (130704, 155202)]