68561360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:852

約数の個数: 80

約数和(自身を含む): 183416832

約数和(自身を除く): 114855472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 191, 280, 382, 560, 641, 764, 955, 1282, 1337, 1528, 1910, 2564, 2674, 3056, 3205, 3820, 4487, 5128, 5348, 6410, 6685, 7640, 8974, 10256, 10696, 12820, 13370, 15280, 17948, 21392, 22435, 25640, 26740, 35896, 44870, 51280, 53480, 71792, 89740, 106960, 122431, 179480, 244862, 358960, 489724, 612155, 857017, 979448, 1224310, 1714034, 1958896, 2448620, 3428068, 4285085, 4897240, 6856136, 8570170, 9794480, 13712272, 17140340, 34280680, 68561360]

約数ペア:

[(1, 68561360), (2, 34280680), (4, 17140340), (5, 13712272), (7, 9794480), (8, 8570170), (10, 6856136), (14, 4897240), (16, 4285085), (20, 3428068), (28, 2448620), (35, 1958896), (40, 1714034), (56, 1224310), (70, 979448), (80, 857017), (112, 612155), (140, 489724), (191, 358960), (280, 244862), (382, 179480), (560, 122431), (641, 106960), (764, 89740), (955, 71792), (1282, 53480), (1337, 51280), (1528, 44870), (1910, 35896), (2564, 26740), (2674, 25640), (3056, 22435), (3205, 21392), (3820, 17948), (4487, 15280), (5128, 13370), (5348, 12820), (6410, 10696), (6685, 10256), (7640, 8974)]