890025984

素因数分解:

$2^{11}\times 3^2\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:580

約数の個数: 144

約数和(自身を含む): 2599997400

約数和(自身を除く): 1709971416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 109, 128, 144, 192, 218, 256, 288, 327, 384, 436, 443, 512, 576, 654, 768, 872, 886, 981, 1024, 1152, 1308, 1329, 1536, 1744, 1772, 1962, 2048, 2304, 2616, 2658, 3072, 3488, 3544, 3924, 3987, 4608, 5232, 5316, 6144, 6976, 7088, 7848, 7974, 9216, 10464, 10632, 13952, 14176, 15696, 15948, 18432, 20928, 21264, 27904, 28352, 31392, 31896, 41856, 42528, 48287, 55808, 56704, 62784, 63792, 83712, 85056, 96574, 111616, 113408, 125568, 127584, 144861, 167424, 170112, 193148, 223232, 226816, 251136, 255168, 289722, 334848, 340224, 386296, 434583, 453632, 502272, 510336, 579444, 669696, 680448, 772592, 869166, 907264, 1004544, 1020672, 1158888, 1360896, 1545184, 1738332, 2009088, 2041344, 2317776, 2721792, 3090368, 3476664, 4082688, 4635552, 6180736, 6953328, 8165376, 9271104, 12361472, 13906656, 18542208, 24722944, 27813312, 37084416, 49445888, 55626624, 74168832, 98891776, 111253248, 148337664, 222506496, 296675328, 445012992, 890025984]

約数ペア:

[(1, 890025984), (2, 445012992), (3, 296675328), (4, 222506496), (6, 148337664), (8, 111253248), (9, 98891776), (12, 74168832), (16, 55626624), (18, 49445888), (24, 37084416), (32, 27813312), (36, 24722944), (48, 18542208), (64, 13906656), (72, 12361472), (96, 9271104), (109, 8165376), (128, 6953328), (144, 6180736), (192, 4635552), (218, 4082688), (256, 3476664), (288, 3090368), (327, 2721792), (384, 2317776), (436, 2041344), (443, 2009088), (512, 1738332), (576, 1545184), (654, 1360896), (768, 1158888), (872, 1020672), (886, 1004544), (981, 907264), (1024, 869166), (1152, 772592), (1308, 680448), (1329, 669696), (1536, 579444), (1744, 510336), (1772, 502272), (1962, 453632), (2048, 434583), (2304, 386296), (2616, 340224), (2658, 334848), (3072, 289722), (3488, 255168), (3544, 251136), (3924, 226816), (3987, 223232), (4608, 193148), (5232, 170112), (5316, 167424), (6144, 144861), (6976, 127584), (7088, 125568), (7848, 113408), (7974, 111616), (9216, 96574), (10464, 85056), (10632, 83712), (13952, 63792), (14176, 62784), (15696, 56704), (15948, 55808), (18432, 48287), (20928, 42528), (21264, 41856), (27904, 31896), (28352, 31392)]