440426896

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:661

約数の個数: 120

約数和(自身を含む): 1084513920

約数和(自身を除く): 644087024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 79, 91, 98, 104, 112, 158, 182, 196, 208, 316, 364, 392, 547, 553, 632, 637, 728, 784, 1027, 1094, 1106, 1264, 1274, 1456, 2054, 2188, 2212, 2548, 3829, 3871, 4108, 4376, 4424, 5096, 7111, 7189, 7658, 7742, 8216, 8752, 8848, 10192, 14222, 14378, 15316, 15484, 16432, 26803, 28444, 28756, 30632, 30968, 43213, 49777, 50323, 53606, 56888, 57512, 61264, 61936, 86426, 99554, 100646, 107212, 113776, 115024, 172852, 199108, 201292, 214424, 302491, 345704, 348439, 398216, 402584, 428848, 561769, 604982, 691408, 696878, 796432, 805168, 1123538, 1209964, 1393756, 2117437, 2247076, 2419928, 2787512, 3932383, 4234874, 4494152, 4839856, 5575024, 7864766, 8469748, 8988304, 15729532, 16939496, 27526681, 31459064, 33878992, 55053362, 62918128, 110106724, 220213448, 440426896]

約数ペア:

[(1, 440426896), (2, 220213448), (4, 110106724), (7, 62918128), (8, 55053362), (13, 33878992), (14, 31459064), (16, 27526681), (26, 16939496), (28, 15729532), (49, 8988304), (52, 8469748), (56, 7864766), (79, 5575024), (91, 4839856), (98, 4494152), (104, 4234874), (112, 3932383), (158, 2787512), (182, 2419928), (196, 2247076), (208, 2117437), (316, 1393756), (364, 1209964), (392, 1123538), (547, 805168), (553, 796432), (632, 696878), (637, 691408), (728, 604982), (784, 561769), (1027, 428848), (1094, 402584), (1106, 398216), (1264, 348439), (1274, 345704), (1456, 302491), (2054, 214424), (2188, 201292), (2212, 199108), (2548, 172852), (3829, 115024), (3871, 113776), (4108, 107212), (4376, 100646), (4424, 99554), (5096, 86426), (7111, 61936), (7189, 61264), (7658, 57512), (7742, 56888), (8216, 53606), (8752, 50323), (8848, 49777), (10192, 43213), (14222, 30968), (14378, 30632), (15316, 28756), (15484, 28444), (16432, 26803)]