641281080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{485819}}^1$

素因数の和:485844

約数の個数: 64

約数和(自身を含む): 2098742400

約数和(自身を除く): 1457461320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 485819, 971638, 1457457, 1943276, 2429095, 2914914, 3886552, 4858190, 5344009, 5829828, 7287285, 9716380, 10688018, 11659656, 14574570, 16032027, 19432760, 21376036, 26720045, 29149140, 32064054, 42752072, 53440090, 58298280, 64128108, 80160135, 106880180, 128256216, 160320270, 213760360, 320640540, 641281080]

約数ペア:

[(1, 641281080), (2, 320640540), (3, 213760360), (4, 160320270), (5, 128256216), (6, 106880180), (8, 80160135), (10, 64128108), (11, 58298280), (12, 53440090), (15, 42752072), (20, 32064054), (22, 29149140), (24, 26720045), (30, 21376036), (33, 19432760), (40, 16032027), (44, 14574570), (55, 11659656), (60, 10688018), (66, 9716380), (88, 7287285), (110, 5829828), (120, 5344009), (132, 4858190), (165, 3886552), (220, 2914914), (264, 2429095), (330, 1943276), (440, 1457457), (660, 971638), (1320, 485819)]