15691640888

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{20897}}^1$

素因数の和:20997

約数の個数: 128

約数和(自身を含む): 39000683520

約数和(自身を除く): 23309042632

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 53, 56, 77, 88, 92, 106, 154, 161, 184, 212, 253, 308, 322, 371, 424, 506, 583, 616, 644, 742, 1012, 1166, 1219, 1288, 1484, 1771, 2024, 2332, 2438, 2968, 3542, 4081, 4664, 4876, 7084, 8162, 8533, 9752, 13409, 14168, 16324, 17066, 20897, 26818, 32648, 34132, 41794, 53636, 68264, 83588, 93863, 107272, 146279, 167176, 187726, 229867, 292558, 375452, 459734, 480631, 585116, 750904, 919468, 961262, 1107541, 1170232, 1609069, 1838936, 1922524, 2215082, 3218138, 3364417, 3845048, 4430164, 5286941, 6436276, 6728834, 7752787, 8860328, 10573882, 12182951, 12872552, 13457668, 15505574, 21147764, 24365902, 25473443, 26915336, 31011148, 37008587, 42295528, 48731804, 50946886, 62022296, 74017174, 85280657, 97463608, 101893772, 148034348, 170561314, 178314101, 203787544, 280207873, 296068696, 341122628, 356628202, 560415746, 682245256, 713256404, 1120831492, 1426512808, 1961455111, 2241662984, 3922910222, 7845820444, 15691640888]

約数ペア:

[(1, 15691640888), (2, 7845820444), (4, 3922910222), (7, 2241662984), (8, 1961455111), (11, 1426512808), (14, 1120831492), (22, 713256404), (23, 682245256), (28, 560415746), (44, 356628202), (46, 341122628), (53, 296068696), (56, 280207873), (77, 203787544), (88, 178314101), (92, 170561314), (106, 148034348), (154, 101893772), (161, 97463608), (184, 85280657), (212, 74017174), (253, 62022296), (308, 50946886), (322, 48731804), (371, 42295528), (424, 37008587), (506, 31011148), (583, 26915336), (616, 25473443), (644, 24365902), (742, 21147764), (1012, 15505574), (1166, 13457668), (1219, 12872552), (1288, 12182951), (1484, 10573882), (1771, 8860328), (2024, 7752787), (2332, 6728834), (2438, 6436276), (2968, 5286941), (3542, 4430164), (4081, 3845048), (4664, 3364417), (4876, 3218138), (7084, 2215082), (8162, 1922524), (8533, 1838936), (9752, 1609069), (13409, 1170232), (14168, 1107541), (16324, 961262), (17066, 919468), (20897, 750904), (26818, 585116), (32648, 480631), (34132, 459734), (41794, 375452), (53636, 292558), (68264, 229867), (83588, 187726), (93863, 167176), (107272, 146279)]