15698611640

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1291}}^1\times {\mathrm{2789}}^1$

素因数の和:4200

約数の個数: 64

約数和(自身を含む): 35686332000

約数和(自身を除く): 19987720360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 1291, 2180, 2582, 2789, 4360, 5164, 5578, 6455, 10328, 11156, 12910, 13945, 22312, 25820, 27890, 51640, 55780, 111560, 140719, 281438, 304001, 562876, 608002, 703595, 1125752, 1216004, 1407190, 1520005, 2432008, 2814380, 3040010, 3600599, 5628760, 6080020, 7201198, 12160040, 14402396, 18002995, 28804792, 36005990, 72011980, 144023960, 392465291, 784930582, 1569861164, 1962326455, 3139722328, 3924652910, 7849305820, 15698611640]

約数ペア:

[(1, 15698611640), (2, 7849305820), (4, 3924652910), (5, 3139722328), (8, 1962326455), (10, 1569861164), (20, 784930582), (40, 392465291), (109, 144023960), (218, 72011980), (436, 36005990), (545, 28804792), (872, 18002995), (1090, 14402396), (1291, 12160040), (2180, 7201198), (2582, 6080020), (2789, 5628760), (4360, 3600599), (5164, 3040010), (5578, 2814380), (6455, 2432008), (10328, 1520005), (11156, 1407190), (12910, 1216004), (13945, 1125752), (22312, 703595), (25820, 608002), (27890, 562876), (51640, 304001), (55780, 281438), (111560, 140719)]