66540348

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3719}}^1$

素因数の和:3807

約数の個数: 72

約数和(自身を含む): 194987520

約数和(自身を除く): 128447172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 3719, 4473, 5964, 7438, 8946, 11157, 14876, 17892, 22314, 26033, 33471, 44628, 52066, 66942, 78099, 104132, 133884, 156198, 234297, 264049, 312396, 468594, 528098, 792147, 937188, 1056196, 1584294, 1848343, 2376441, 3168588, 3696686, 4752882, 5545029, 7393372, 9505764, 11090058, 16635087, 22180116, 33270174, 66540348]

約数ペア:

[(1, 66540348), (2, 33270174), (3, 22180116), (4, 16635087), (6, 11090058), (7, 9505764), (9, 7393372), (12, 5545029), (14, 4752882), (18, 3696686), (21, 3168588), (28, 2376441), (36, 1848343), (42, 1584294), (63, 1056196), (71, 937188), (84, 792147), (126, 528098), (142, 468594), (213, 312396), (252, 264049), (284, 234297), (426, 156198), (497, 133884), (639, 104132), (852, 78099), (994, 66942), (1278, 52066), (1491, 44628), (1988, 33471), (2556, 26033), (2982, 22314), (3719, 17892), (4473, 14876), (5964, 11157), (7438, 8946)]