251655168

素因数分解:

$2^{10}\times 3^1\times {\mathrm{81919}}^1$

素因数の和:81942

約数の個数: 44

約数和(自身を含む): 670760960

約数和(自身を除く): 419105792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 3072, 81919, 163838, 245757, 327676, 491514, 655352, 983028, 1310704, 1966056, 2621408, 3932112, 5242816, 7864224, 10485632, 15728448, 20971264, 31456896, 41942528, 62913792, 83885056, 125827584, 251655168]

約数ペア:

[(1, 251655168), (2, 125827584), (3, 83885056), (4, 62913792), (6, 41942528), (8, 31456896), (12, 20971264), (16, 15728448), (24, 10485632), (32, 7864224), (48, 5242816), (64, 3932112), (96, 2621408), (128, 1966056), (192, 1310704), (256, 983028), (384, 655352), (512, 491514), (768, 327676), (1024, 245757), (1536, 163838), (3072, 81919)]