279508740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{95071}}^1$

素因数の和:95097

約数の個数: 72

約数和(自身を含む): 910409472

約数和(自身を除く): 630900732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 95071, 190142, 285213, 380284, 475355, 570426, 665497, 950710, 1140852, 1330994, 1426065, 1901420, 1996491, 2661988, 2852130, 3327485, 3992982, 4658479, 5704260, 6654970, 7985964, 9316958, 9982455, 13309940, 13975437, 18633916, 19964910, 23292395, 27950874, 39929820, 46584790, 55901748, 69877185, 93169580, 139754370, 279508740]

約数ペア:

[(1, 279508740), (2, 139754370), (3, 93169580), (4, 69877185), (5, 55901748), (6, 46584790), (7, 39929820), (10, 27950874), (12, 23292395), (14, 19964910), (15, 18633916), (20, 13975437), (21, 13309940), (28, 9982455), (30, 9316958), (35, 7985964), (42, 6654970), (49, 5704260), (60, 4658479), (70, 3992982), (84, 3327485), (98, 2852130), (105, 2661988), (140, 1996491), (147, 1901420), (196, 1426065), (210, 1330994), (245, 1140852), (294, 950710), (420, 665497), (490, 570426), (588, 475355), (735, 380284), (980, 285213), (1470, 190142), (2940, 95071)]