66757240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{877}}^1$

素因数の和:1072

約数の個数: 64

約数和(自身を含む): 164993760

約数和(自身を除く): 98236520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 173, 220, 346, 440, 692, 865, 877, 1384, 1730, 1754, 1903, 3460, 3508, 3806, 4385, 6920, 7016, 7612, 8770, 9515, 9647, 15224, 17540, 19030, 19294, 35080, 38060, 38588, 48235, 76120, 77176, 96470, 151721, 192940, 303442, 385880, 606884, 758605, 1213768, 1517210, 1668931, 3034420, 3337862, 6068840, 6675724, 8344655, 13351448, 16689310, 33378620, 66757240]

約数ペア:

[(1, 66757240), (2, 33378620), (4, 16689310), (5, 13351448), (8, 8344655), (10, 6675724), (11, 6068840), (20, 3337862), (22, 3034420), (40, 1668931), (44, 1517210), (55, 1213768), (88, 758605), (110, 606884), (173, 385880), (220, 303442), (346, 192940), (440, 151721), (692, 96470), (865, 77176), (877, 76120), (1384, 48235), (1730, 38588), (1754, 38060), (1903, 35080), (3460, 19294), (3508, 19030), (3806, 17540), (4385, 15224), (6920, 9647), (7016, 9515), (7612, 8770)]