209445588

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1080

約数の個数: 144

約数和(自身を含む): 631088640

約数和(自身を除く): 421643052

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 76, 81, 99, 108, 114, 132, 162, 171, 198, 209, 228, 243, 297, 324, 342, 396, 418, 486, 513, 594, 627, 684, 836, 891, 972, 1026, 1031, 1188, 1254, 1539, 1782, 1881, 2052, 2062, 2508, 2673, 3078, 3093, 3564, 3762, 4124, 4617, 5346, 5643, 6156, 6186, 7524, 9234, 9279, 10692, 11286, 11341, 12372, 16929, 18468, 18558, 19589, 22572, 22682, 27837, 33858, 34023, 37116, 39178, 45364, 50787, 55674, 58767, 67716, 68046, 78356, 83511, 101574, 102069, 111348, 117534, 136092, 167022, 176301, 203148, 204138, 215479, 235068, 250533, 306207, 334044, 352602, 408276, 430958, 501066, 528903, 612414, 646437, 705204, 861916, 918621, 1002132, 1057806, 1224828, 1292874, 1586709, 1837242, 1939311, 2115612, 2585748, 2755863, 3173418, 3674484, 3878622, 4760127, 5511726, 5817933, 6346836, 7757244, 9520254, 11023452, 11635866, 17453799, 19040508, 23271732, 34907598, 52361397, 69815196, 104722794, 209445588]

約数ペア:

[(1, 209445588), (2, 104722794), (3, 69815196), (4, 52361397), (6, 34907598), (9, 23271732), (11, 19040508), (12, 17453799), (18, 11635866), (19, 11023452), (22, 9520254), (27, 7757244), (33, 6346836), (36, 5817933), (38, 5511726), (44, 4760127), (54, 3878622), (57, 3674484), (66, 3173418), (76, 2755863), (81, 2585748), (99, 2115612), (108, 1939311), (114, 1837242), (132, 1586709), (162, 1292874), (171, 1224828), (198, 1057806), (209, 1002132), (228, 918621), (243, 861916), (297, 705204), (324, 646437), (342, 612414), (396, 528903), (418, 501066), (486, 430958), (513, 408276), (594, 352602), (627, 334044), (684, 306207), (836, 250533), (891, 235068), (972, 215479), (1026, 204138), (1031, 203148), (1188, 176301), (1254, 167022), (1539, 136092), (1782, 117534), (1881, 111348), (2052, 102069), (2062, 101574), (2508, 83511), (2673, 78356), (3078, 68046), (3093, 67716), (3564, 58767), (3762, 55674), (4124, 50787), (4617, 45364), (5346, 39178), (5643, 37116), (6156, 34023), (6186, 33858), (7524, 27837), (9234, 22682), (9279, 22572), (10692, 19589), (11286, 18558), (11341, 18468), (12372, 16929)]