81053784

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 263450880

約数和(自身を除く): 182397096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 107, 108, 126, 162, 167, 168, 189, 214, 216, 252, 321, 324, 334, 378, 428, 501, 504, 567, 642, 648, 668, 749, 756, 856, 963, 1002, 1134, 1169, 1284, 1336, 1498, 1503, 1512, 1926, 2004, 2247, 2268, 2338, 2568, 2889, 2996, 3006, 3507, 3852, 4008, 4494, 4509, 4536, 4676, 5778, 5992, 6012, 6741, 7014, 7704, 8667, 8988, 9018, 9352, 10521, 11556, 12024, 13482, 13527, 14028, 17334, 17869, 17976, 18036, 20223, 21042, 23112, 26964, 27054, 28056, 31563, 34668, 35738, 36072, 40446, 42084, 53607, 53928, 54108, 60669, 63126, 69336, 71476, 80892, 84168, 94689, 107214, 108216, 121338, 125083, 126252, 142952, 160821, 161784, 189378, 214428, 242676, 250166, 252504, 321642, 375249, 378756, 428856, 482463, 485352, 500332, 643284, 750498, 757512, 964926, 1000664, 1125747, 1286568, 1447389, 1500996, 1929852, 2251494, 2894778, 3001992, 3377241, 3859704, 4502988, 5789556, 6754482, 9005976, 10131723, 11579112, 13508964, 20263446, 27017928, 40526892, 81053784]

約数ペア:

[(1, 81053784), (2, 40526892), (3, 27017928), (4, 20263446), (6, 13508964), (7, 11579112), (8, 10131723), (9, 9005976), (12, 6754482), (14, 5789556), (18, 4502988), (21, 3859704), (24, 3377241), (27, 3001992), (28, 2894778), (36, 2251494), (42, 1929852), (54, 1500996), (56, 1447389), (63, 1286568), (72, 1125747), (81, 1000664), (84, 964926), (107, 757512), (108, 750498), (126, 643284), (162, 500332), (167, 485352), (168, 482463), (189, 428856), (214, 378756), (216, 375249), (252, 321642), (321, 252504), (324, 250166), (334, 242676), (378, 214428), (428, 189378), (501, 161784), (504, 160821), (567, 142952), (642, 126252), (648, 125083), (668, 121338), (749, 108216), (756, 107214), (856, 94689), (963, 84168), (1002, 80892), (1134, 71476), (1169, 69336), (1284, 63126), (1336, 60669), (1498, 54108), (1503, 53928), (1512, 53607), (1926, 42084), (2004, 40446), (2247, 36072), (2268, 35738), (2338, 34668), (2568, 31563), (2889, 28056), (2996, 27054), (3006, 26964), (3507, 23112), (3852, 21042), (4008, 20223), (4494, 18036), (4509, 17976), (4536, 17869), (4676, 17334), (5778, 14028), (5992, 13527), (6012, 13482), (6741, 12024), (7014, 11556), (7704, 10521), (8667, 9352), (8988, 9018)]