64810560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{67511}}^1$

素因数の和:67531

約数の個数: 56

約数和(自身を含む): 205776576

約数和(自身を除く): 140966016

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, 67511, 135022, 202533, 270044, 337555, 405066, 540088, 675110, 810132, 1012665, 1080176, 1350220, 1620264, 2025330, 2160352, 2700440, 3240528, 4050660, 4320704, 5400880, 6481056, 8101320, 10801760, 12962112, 16202640, 21603520, 32405280, 64810560]

約数ペア:

[(1, 64810560), (2, 32405280), (3, 21603520), (4, 16202640), (5, 12962112), (6, 10801760), (8, 8101320), (10, 6481056), (12, 5400880), (15, 4320704), (16, 4050660), (20, 3240528), (24, 2700440), (30, 2160352), (32, 2025330), (40, 1620264), (48, 1350220), (60, 1080176), (64, 1012665), (80, 810132), (96, 675110), (120, 540088), (160, 405066), (192, 337555), (240, 270044), (320, 202533), (480, 135022), (960, 67511)]