161481528

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{577}}^1$

素因数の和:638

約数の個数: 144

約数和(自身を含む): 495022320

約数和(自身を除く): 333540792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 36, 39, 46, 52, 69, 72, 78, 92, 104, 117, 138, 156, 169, 184, 207, 234, 276, 299, 312, 338, 414, 468, 507, 552, 577, 598, 676, 828, 897, 936, 1014, 1154, 1196, 1352, 1521, 1656, 1731, 1794, 2028, 2308, 2392, 2691, 3042, 3462, 3588, 3887, 4056, 4616, 5193, 5382, 6084, 6924, 7176, 7501, 7774, 10386, 10764, 11661, 12168, 13271, 13848, 15002, 15548, 20772, 21528, 22503, 23322, 26542, 30004, 31096, 34983, 39813, 41544, 45006, 46644, 53084, 60008, 67509, 69966, 79626, 90012, 93288, 97513, 106168, 119439, 135018, 139932, 159252, 172523, 180024, 195026, 238878, 270036, 279864, 292539, 318504, 345046, 390052, 477756, 517569, 540072, 585078, 690092, 780104, 877617, 955512, 1035138, 1170156, 1380184, 1552707, 1755234, 2070276, 2242799, 2340312, 3105414, 3510468, 4140552, 4485598, 6210828, 6728397, 7020936, 8971196, 12421656, 13456794, 17942392, 20185191, 26913588, 40370382, 53827176, 80740764, 161481528]

約数ペア:

[(1, 161481528), (2, 80740764), (3, 53827176), (4, 40370382), (6, 26913588), (8, 20185191), (9, 17942392), (12, 13456794), (13, 12421656), (18, 8971196), (23, 7020936), (24, 6728397), (26, 6210828), (36, 4485598), (39, 4140552), (46, 3510468), (52, 3105414), (69, 2340312), (72, 2242799), (78, 2070276), (92, 1755234), (104, 1552707), (117, 1380184), (138, 1170156), (156, 1035138), (169, 955512), (184, 877617), (207, 780104), (234, 690092), (276, 585078), (299, 540072), (312, 517569), (338, 477756), (414, 390052), (468, 345046), (507, 318504), (552, 292539), (577, 279864), (598, 270036), (676, 238878), (828, 195026), (897, 180024), (936, 172523), (1014, 159252), (1154, 139932), (1196, 135018), (1352, 119439), (1521, 106168), (1656, 97513), (1731, 93288), (1794, 90012), (2028, 79626), (2308, 69966), (2392, 67509), (2691, 60008), (3042, 53084), (3462, 46644), (3588, 45006), (3887, 41544), (4056, 39813), (4616, 34983), (5193, 31096), (5382, 30004), (6084, 26542), (6924, 23322), (7176, 22503), (7501, 21528), (7774, 20772), (10386, 15548), (10764, 15002), (11661, 13848), (12168, 13271)]