278329072

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1049}}^1$

素因数の和:1190

約数の個数: 80

約数和(自身を含む): 649958400

約数和(自身を除く): 371629328

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 103, 112, 161, 184, 206, 322, 368, 412, 644, 721, 824, 1049, 1288, 1442, 1648, 2098, 2369, 2576, 2884, 4196, 4738, 5768, 7343, 8392, 9476, 11536, 14686, 16583, 16784, 18952, 24127, 29372, 33166, 37904, 48254, 58744, 66332, 96508, 108047, 117488, 132664, 168889, 193016, 216094, 265328, 337778, 386032, 432188, 675556, 756329, 864376, 1351112, 1512658, 1728752, 2485081, 2702224, 3025316, 4970162, 6050632, 9940324, 12101264, 17395567, 19880648, 34791134, 39761296, 69582268, 139164536, 278329072]

約数ペア:

[(1, 278329072), (2, 139164536), (4, 69582268), (7, 39761296), (8, 34791134), (14, 19880648), (16, 17395567), (23, 12101264), (28, 9940324), (46, 6050632), (56, 4970162), (92, 3025316), (103, 2702224), (112, 2485081), (161, 1728752), (184, 1512658), (206, 1351112), (322, 864376), (368, 756329), (412, 675556), (644, 432188), (721, 386032), (824, 337778), (1049, 265328), (1288, 216094), (1442, 193016), (1648, 168889), (2098, 132664), (2369, 117488), (2576, 108047), (2884, 96508), (4196, 66332), (4738, 58744), (5768, 48254), (7343, 37904), (8392, 33166), (9476, 29372), (11536, 24127), (14686, 18952), (16583, 16784)]