216099280

素因数分解:

$2^4\times 5^1\times {\mathrm{659}}^1\times {\mathrm{4099}}^1$

素因数の和:4771

約数の個数: 40

約数和(自身を含む): 503316000

約数和(自身を除く): 287216720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 659, 1318, 2636, 3295, 4099, 5272, 6590, 8198, 10544, 13180, 16396, 20495, 26360, 32792, 40990, 52720, 65584, 81980, 163960, 327920, 2701241, 5402482, 10804964, 13506205, 21609928, 27012410, 43219856, 54024820, 108049640, 216099280]

約数ペア:

[(1, 216099280), (2, 108049640), (4, 54024820), (5, 43219856), (8, 27012410), (10, 21609928), (16, 13506205), (20, 10804964), (40, 5402482), (80, 2701241), (659, 327920), (1318, 163960), (2636, 81980), (3295, 65584), (4099, 52720), (5272, 40990), (6590, 32792), (8198, 26360), (10544, 20495), (13180, 16396)]