1278778512

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{21433}}^1$

素因数の和:21568

約数の個数: 80

約数和(自身を含む): 3635892288

約数和(自身を除く): 2357113776

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 113, 132, 176, 226, 264, 339, 452, 528, 678, 904, 1243, 1356, 1808, 2486, 2712, 3729, 4972, 5424, 7458, 9944, 14916, 19888, 21433, 29832, 42866, 59664, 64299, 85732, 128598, 171464, 235763, 257196, 342928, 471526, 514392, 707289, 943052, 1028784, 1414578, 1886104, 2421929, 2829156, 3772208, 4843858, 5658312, 7265787, 9687716, 11316624, 14531574, 19375432, 26641219, 29063148, 38750864, 53282438, 58126296, 79923657, 106564876, 116252592, 159847314, 213129752, 319694628, 426259504, 639389256, 1278778512]

約数ペア:

[(1, 1278778512), (2, 639389256), (3, 426259504), (4, 319694628), (6, 213129752), (8, 159847314), (11, 116252592), (12, 106564876), (16, 79923657), (22, 58126296), (24, 53282438), (33, 38750864), (44, 29063148), (48, 26641219), (66, 19375432), (88, 14531574), (113, 11316624), (132, 9687716), (176, 7265787), (226, 5658312), (264, 4843858), (339, 3772208), (452, 2829156), (528, 2421929), (678, 1886104), (904, 1414578), (1243, 1028784), (1356, 943052), (1808, 707289), (2486, 514392), (2712, 471526), (3729, 342928), (4972, 257196), (5424, 235763), (7458, 171464), (9944, 128598), (14916, 85732), (19888, 64299), (21433, 59664), (29832, 42866)]