81636744

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 244224000

約数和(自身を除く): 162587256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 49, 56, 84, 94, 98, 141, 147, 168, 188, 196, 211, 282, 294, 329, 343, 376, 392, 422, 564, 588, 633, 658, 686, 844, 987, 1029, 1128, 1176, 1266, 1316, 1372, 1477, 1688, 1974, 2058, 2303, 2532, 2632, 2744, 2954, 3948, 4116, 4431, 4606, 5064, 5908, 6909, 7896, 8232, 8862, 9212, 9917, 10339, 11816, 13818, 16121, 17724, 18424, 19834, 20678, 27636, 29751, 31017, 32242, 35448, 39668, 41356, 48363, 55272, 59502, 62034, 64484, 69419, 72373, 79336, 82712, 96726, 119004, 124068, 128968, 138838, 144746, 193452, 208257, 217119, 238008, 248136, 277676, 289492, 386904, 416514, 434238, 485933, 555352, 578984, 833028, 868476, 971866, 1457799, 1666056, 1736952, 1943732, 2915598, 3401531, 3887464, 5831196, 6803062, 10204593, 11662392, 13606124, 20409186, 27212248, 40818372, 81636744]

約数ペア:

[(1, 81636744), (2, 40818372), (3, 27212248), (4, 20409186), (6, 13606124), (7, 11662392), (8, 10204593), (12, 6803062), (14, 5831196), (21, 3887464), (24, 3401531), (28, 2915598), (42, 1943732), (47, 1736952), (49, 1666056), (56, 1457799), (84, 971866), (94, 868476), (98, 833028), (141, 578984), (147, 555352), (168, 485933), (188, 434238), (196, 416514), (211, 386904), (282, 289492), (294, 277676), (329, 248136), (343, 238008), (376, 217119), (392, 208257), (422, 193452), (564, 144746), (588, 138838), (633, 128968), (658, 124068), (686, 119004), (844, 96726), (987, 82712), (1029, 79336), (1128, 72373), (1176, 69419), (1266, 64484), (1316, 62034), (1372, 59502), (1477, 55272), (1688, 48363), (1974, 41356), (2058, 39668), (2303, 35448), (2532, 32242), (2632, 31017), (2744, 29751), (2954, 27636), (3948, 20678), (4116, 19834), (4431, 18424), (4606, 17724), (5064, 16121), (5908, 13818), (6909, 11816), (7896, 10339), (8232, 9917), (8862, 9212)]