80264268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{739}}^1$

素因数の和:1187

約数の個数: 72

約数和(自身を含む): 232727040

約数和(自身を除く): 152462772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 431, 739, 862, 1293, 1478, 1724, 2217, 2586, 2956, 3017, 3879, 4434, 5172, 5173, 6034, 6651, 7758, 8868, 9051, 10346, 12068, 13302, 15516, 15519, 18102, 20692, 26604, 27153, 31038, 36204, 46557, 54306, 62076, 93114, 108612, 186228, 318509, 637018, 955527, 1274036, 1911054, 2229563, 2866581, 3822108, 4459126, 5733162, 6688689, 8918252, 11466324, 13377378, 20066067, 26754756, 40132134, 80264268]

約数ペア:

[(1, 80264268), (2, 40132134), (3, 26754756), (4, 20066067), (6, 13377378), (7, 11466324), (9, 8918252), (12, 6688689), (14, 5733162), (18, 4459126), (21, 3822108), (28, 2866581), (36, 2229563), (42, 1911054), (63, 1274036), (84, 955527), (126, 637018), (252, 318509), (431, 186228), (739, 108612), (862, 93114), (1293, 62076), (1478, 54306), (1724, 46557), (2217, 36204), (2586, 31038), (2956, 27153), (3017, 26604), (3879, 20692), (4434, 18102), (5172, 15519), (5173, 15516), (6034, 13302), (6651, 12068), (7758, 10346), (8868, 9051)]