204505884

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:678

約数の個数: 144

約数和(自身を含む): 604670976

約数和(自身を除く): 400165092

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 31, 33, 36, 44, 54, 62, 66, 81, 93, 99, 108, 124, 132, 162, 186, 198, 243, 279, 297, 324, 341, 372, 396, 486, 558, 594, 617, 682, 837, 891, 972, 1023, 1116, 1188, 1234, 1364, 1674, 1782, 1851, 2046, 2468, 2511, 2673, 3069, 3348, 3564, 3702, 4092, 5022, 5346, 5553, 6138, 6787, 7404, 7533, 9207, 10044, 10692, 11106, 12276, 13574, 15066, 16659, 18414, 19127, 20361, 22212, 27148, 27621, 30132, 33318, 36828, 38254, 40722, 49977, 55242, 57381, 61083, 66636, 76508, 81444, 82863, 99954, 110484, 114762, 122166, 149931, 165726, 172143, 183249, 199908, 210397, 229524, 244332, 299862, 331452, 344286, 366498, 420794, 516429, 549747, 599724, 631191, 688572, 732996, 841588, 1032858, 1099494, 1262382, 1549287, 1649241, 1893573, 2065716, 2198988, 2524764, 3098574, 3298482, 3787146, 4647861, 5680719, 6197148, 6596964, 7574292, 9295722, 11361438, 17042157, 18591444, 22722876, 34084314, 51126471, 68168628, 102252942, 204505884]

約数ペア:

[(1, 204505884), (2, 102252942), (3, 68168628), (4, 51126471), (6, 34084314), (9, 22722876), (11, 18591444), (12, 17042157), (18, 11361438), (22, 9295722), (27, 7574292), (31, 6596964), (33, 6197148), (36, 5680719), (44, 4647861), (54, 3787146), (62, 3298482), (66, 3098574), (81, 2524764), (93, 2198988), (99, 2065716), (108, 1893573), (124, 1649241), (132, 1549287), (162, 1262382), (186, 1099494), (198, 1032858), (243, 841588), (279, 732996), (297, 688572), (324, 631191), (341, 599724), (372, 549747), (396, 516429), (486, 420794), (558, 366498), (594, 344286), (617, 331452), (682, 299862), (837, 244332), (891, 229524), (972, 210397), (1023, 199908), (1116, 183249), (1188, 172143), (1234, 165726), (1364, 149931), (1674, 122166), (1782, 114762), (1851, 110484), (2046, 99954), (2468, 82863), (2511, 81444), (2673, 76508), (3069, 66636), (3348, 61083), (3564, 57381), (3702, 55242), (4092, 49977), (5022, 40722), (5346, 38254), (5553, 36828), (6138, 33318), (6787, 30132), (7404, 27621), (7533, 27148), (9207, 22212), (10044, 20361), (10692, 19127), (11106, 18414), (12276, 16659), (13574, 15066)]