51453840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{214391}}^1$

素因数の和:214407

約数の個数: 40

約数和(自身を含む): 159507648

約数和(自身を除く): 108053808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 214391, 428782, 643173, 857564, 1071955, 1286346, 1715128, 2143910, 2572692, 3215865, 3430256, 4287820, 5145384, 6431730, 8575640, 10290768, 12863460, 17151280, 25726920, 51453840]

約数ペア:

[(1, 51453840), (2, 25726920), (3, 17151280), (4, 12863460), (5, 10290768), (6, 8575640), (8, 6431730), (10, 5145384), (12, 4287820), (15, 3430256), (16, 3215865), (20, 2572692), (24, 2143910), (30, 1715128), (40, 1286346), (48, 1071955), (60, 857564), (80, 643173), (120, 428782), (240, 214391)]