77728716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{541}}^1$

素因数の和:871

約数の個数: 72

約数和(自身を含む): 212676464

約数和(自身を除く): 134947748

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 307, 468, 541, 614, 921, 1082, 1228, 1623, 1842, 2164, 2763, 3246, 3684, 3991, 4869, 5526, 6492, 7033, 7982, 9738, 11052, 11973, 14066, 15964, 19476, 21099, 23946, 28132, 35919, 42198, 47892, 63297, 71838, 84396, 126594, 143676, 166087, 253188, 332174, 498261, 664348, 996522, 1494783, 1993044, 2159131, 2989566, 4318262, 5979132, 6477393, 8636524, 12954786, 19432179, 25909572, 38864358, 77728716]

約数ペア:

[(1, 77728716), (2, 38864358), (3, 25909572), (4, 19432179), (6, 12954786), (9, 8636524), (12, 6477393), (13, 5979132), (18, 4318262), (26, 2989566), (36, 2159131), (39, 1993044), (52, 1494783), (78, 996522), (117, 664348), (156, 498261), (234, 332174), (307, 253188), (468, 166087), (541, 143676), (614, 126594), (921, 84396), (1082, 71838), (1228, 63297), (1623, 47892), (1842, 42198), (2164, 35919), (2763, 28132), (3246, 23946), (3684, 21099), (3991, 19476), (4869, 15964), (5526, 14066), (6492, 11973), (7033, 11052), (7982, 9738)]