81662364

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1120

約数の個数: 96

約数和(自身を含む): 244428800

約数和(自身を除く): 162766436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 109, 126, 189, 218, 252, 327, 378, 436, 654, 756, 763, 981, 991, 1308, 1526, 1962, 1982, 2289, 2943, 2973, 3052, 3924, 3964, 4578, 5886, 5946, 6867, 6937, 8919, 9156, 11772, 11892, 13734, 13874, 17838, 20601, 20811, 26757, 27468, 27748, 35676, 41202, 41622, 53514, 62433, 82404, 83244, 107028, 108019, 124866, 187299, 216038, 249732, 324057, 374598, 432076, 648114, 749196, 756133, 972171, 1296228, 1512266, 1944342, 2268399, 2916513, 3024532, 3888684, 4536798, 5833026, 6805197, 9073596, 11666052, 13610394, 20415591, 27220788, 40831182, 81662364]

約数ペア:

[(1, 81662364), (2, 40831182), (3, 27220788), (4, 20415591), (6, 13610394), (7, 11666052), (9, 9073596), (12, 6805197), (14, 5833026), (18, 4536798), (21, 3888684), (27, 3024532), (28, 2916513), (36, 2268399), (42, 1944342), (54, 1512266), (63, 1296228), (84, 972171), (108, 756133), (109, 749196), (126, 648114), (189, 432076), (218, 374598), (252, 324057), (327, 249732), (378, 216038), (436, 187299), (654, 124866), (756, 108019), (763, 107028), (981, 83244), (991, 82404), (1308, 62433), (1526, 53514), (1962, 41622), (1982, 41202), (2289, 35676), (2943, 27748), (2973, 27468), (3052, 26757), (3924, 20811), (3964, 20601), (4578, 17838), (5886, 13874), (5946, 13734), (6867, 11892), (6937, 11772), (8919, 9156)]