861140224

素因数分解:

$2^8\times 7^1\times {\mathrm{661}}^1\times {\mathrm{727}}^1$

素因数の和:1411

約数の個数: 72

約数和(自身を含む): 1970154368

約数和(自身を除く): 1109014144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 661, 727, 896, 1322, 1454, 1792, 2644, 2908, 4627, 5089, 5288, 5816, 9254, 10178, 10576, 11632, 18508, 20356, 21152, 23264, 37016, 40712, 42304, 46528, 74032, 81424, 84608, 93056, 148064, 162848, 169216, 186112, 296128, 325696, 480547, 592256, 651392, 961094, 1184512, 1302784, 1922188, 3363829, 3844376, 6727658, 7688752, 13455316, 15377504, 26910632, 30755008, 53821264, 61510016, 107642528, 123020032, 215285056, 430570112, 861140224]

約数ペア:

[(1, 861140224), (2, 430570112), (4, 215285056), (7, 123020032), (8, 107642528), (14, 61510016), (16, 53821264), (28, 30755008), (32, 26910632), (56, 15377504), (64, 13455316), (112, 7688752), (128, 6727658), (224, 3844376), (256, 3363829), (448, 1922188), (661, 1302784), (727, 1184512), (896, 961094), (1322, 651392), (1454, 592256), (1792, 480547), (2644, 325696), (2908, 296128), (4627, 186112), (5089, 169216), (5288, 162848), (5816, 148064), (9254, 93056), (10178, 84608), (10576, 81424), (11632, 74032), (18508, 46528), (20356, 42304), (21152, 40712), (23264, 37016)]