261225209772

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1\times {\mathrm{1523}}^1$

素因数の和:2172

約数の個数: 144

約数和(自身を含む): 675202469760

約数和(自身を除く): 413977259988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 137, 166, 249, 274, 332, 411, 419, 498, 548, 747, 822, 838, 996, 1233, 1257, 1494, 1523, 1644, 1676, 2466, 2514, 2988, 3046, 3771, 4569, 4932, 5028, 6092, 7542, 9138, 11371, 13707, 15084, 18276, 22742, 27414, 34113, 34777, 45484, 54828, 57403, 68226, 69554, 102339, 104331, 114806, 126409, 136452, 139108, 172209, 204678, 208651, 208662, 229612, 252818, 312993, 344418, 379227, 409356, 417302, 417324, 505636, 516627, 625953, 625986, 638137, 688836, 758454, 834604, 1033254, 1137681, 1251906, 1251972, 1276274, 1516908, 1877859, 1914411, 2066508, 2275362, 2503812, 2552548, 3755718, 3828822, 4550724, 4764449, 5743233, 7511436, 7657644, 9528898, 11486466, 14293347, 17318033, 19057796, 22972932, 28586694, 34636066, 42880041, 51954099, 52965371, 57173388, 69272132, 85760082, 87424769, 103908198, 105930742, 155862297, 158896113, 171520164, 174849538, 207816396, 211861484, 262274307, 311724594, 317792226, 349699076, 476688339, 524548614, 623449188, 635584452, 786822921, 953376678, 1049097228, 1573645842, 1906753356, 3147291684, 7256255827, 14512511654, 21768767481, 29025023308, 43537534962, 65306302443, 87075069924, 130612604886, 261225209772]

約数ペア:

[(1, 261225209772), (2, 130612604886), (3, 87075069924), (4, 65306302443), (6, 43537534962), (9, 29025023308), (12, 21768767481), (18, 14512511654), (36, 7256255827), (83, 3147291684), (137, 1906753356), (166, 1573645842), (249, 1049097228), (274, 953376678), (332, 786822921), (411, 635584452), (419, 623449188), (498, 524548614), (548, 476688339), (747, 349699076), (822, 317792226), (838, 311724594), (996, 262274307), (1233, 211861484), (1257, 207816396), (1494, 174849538), (1523, 171520164), (1644, 158896113), (1676, 155862297), (2466, 105930742), (2514, 103908198), (2988, 87424769), (3046, 85760082), (3771, 69272132), (4569, 57173388), (4932, 52965371), (5028, 51954099), (6092, 42880041), (7542, 34636066), (9138, 28586694), (11371, 22972932), (13707, 19057796), (15084, 17318033), (18276, 14293347), (22742, 11486466), (27414, 9528898), (34113, 7657644), (34777, 7511436), (45484, 5743233), (54828, 4764449), (57403, 4550724), (68226, 3828822), (69554, 3755718), (102339, 2552548), (104331, 2503812), (114806, 2275362), (126409, 2066508), (136452, 1914411), (139108, 1877859), (172209, 1516908), (204678, 1276274), (208651, 1251972), (208662, 1251906), (229612, 1137681), (252818, 1033254), (312993, 834604), (344418, 758454), (379227, 688836), (409356, 638137), (417302, 625986), (417324, 625953), (505636, 516627)]