51781440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{53939}}^1$

素因数の和:53959

約数の個数: 56

約数和(自身を含む): 164409120

約数和(自身を除く): 112627680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 53939, 107878, 161817, 215756, 269695, 323634, 431512, 539390, 647268, 809085, 863024, 1078780, 1294536, 1618170, 1726048, 2157560, 2589072, 3236340, 3452096, 4315120, 5178144, 6472680, 8630240, 10356288, 12945360, 17260480, 25890720, 51781440]

約数ペア:

[(1, 51781440), (2, 25890720), (3, 17260480), (4, 12945360), (5, 10356288), (6, 8630240), (8, 6472680), (10, 5178144), (12, 4315120), (15, 3452096), (16, 3236340), (20, 2589072), (24, 2157560), (30, 1726048), (32, 1618170), (40, 1294536), (48, 1078780), (60, 863024), (64, 809085), (80, 647268), (96, 539390), (120, 431512), (160, 323634), (192, 269695), (240, 215756), (320, 161817), (480, 107878), (960, 53939)]