66721008

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 183024000

約数和(自身を除く): 116302992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 149, 152, 228, 298, 304, 447, 456, 491, 596, 894, 912, 982, 1192, 1473, 1788, 1964, 2384, 2831, 2946, 3576, 3928, 5662, 5892, 7152, 7856, 8493, 9329, 11324, 11784, 16986, 18658, 22648, 23568, 27987, 33972, 37316, 45296, 55974, 67944, 73159, 74632, 111948, 135888, 146318, 149264, 219477, 223896, 292636, 438954, 447792, 585272, 877908, 1170544, 1390021, 1755816, 2780042, 3511632, 4170063, 5560084, 8340126, 11120168, 16680252, 22240336, 33360504, 66721008]

約数ペア:

[(1, 66721008), (2, 33360504), (3, 22240336), (4, 16680252), (6, 11120168), (8, 8340126), (12, 5560084), (16, 4170063), (19, 3511632), (24, 2780042), (38, 1755816), (48, 1390021), (57, 1170544), (76, 877908), (114, 585272), (149, 447792), (152, 438954), (228, 292636), (298, 223896), (304, 219477), (447, 149264), (456, 146318), (491, 135888), (596, 111948), (894, 74632), (912, 73159), (982, 67944), (1192, 55974), (1473, 45296), (1788, 37316), (1964, 33972), (2384, 27987), (2831, 23568), (2946, 22648), (3576, 18658), (3928, 16986), (5662, 11784), (5892, 11324), (7152, 9329), (7856, 8493)]