1261126320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5254693}}^1$

素因数の和:5254709

約数の個数: 40

約数和(自身を含む): 3909492336

約数和(自身を除く): 2648366016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5254693, 10509386, 15764079, 21018772, 26273465, 31528158, 42037544, 52546930, 63056316, 78820395, 84075088, 105093860, 126112632, 157640790, 210187720, 252225264, 315281580, 420375440, 630563160, 1261126320]

約数ペア:

[(1, 1261126320), (2, 630563160), (3, 420375440), (4, 315281580), (5, 252225264), (6, 210187720), (8, 157640790), (10, 126112632), (12, 105093860), (15, 84075088), (16, 78820395), (20, 63056316), (24, 52546930), (30, 42037544), (40, 31528158), (48, 26273465), (60, 21018772), (80, 15764079), (120, 10509386), (240, 5254693)]