8175420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4129}}^1$

素因数の和:4155

約数の個数: 72

約数和(自身を含む): 27059760

約数和(自身を除く): 18884340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 4129, 8258, 12387, 16516, 20645, 24774, 37161, 41290, 45419, 49548, 61935, 74322, 82580, 90838, 123870, 136257, 148644, 181676, 185805, 227095, 247740, 272514, 371610, 408771, 454190, 545028, 681285, 743220, 817542, 908380, 1362570, 1635084, 2043855, 2725140, 4087710, 8175420]

約数ペア:

[(1, 8175420), (2, 4087710), (3, 2725140), (4, 2043855), (5, 1635084), (6, 1362570), (9, 908380), (10, 817542), (11, 743220), (12, 681285), (15, 545028), (18, 454190), (20, 408771), (22, 371610), (30, 272514), (33, 247740), (36, 227095), (44, 185805), (45, 181676), (55, 148644), (60, 136257), (66, 123870), (90, 90838), (99, 82580), (110, 74322), (132, 61935), (165, 49548), (180, 45419), (198, 41290), (220, 37161), (330, 24774), (396, 20645), (495, 16516), (660, 12387), (990, 8258), (1980, 4129)]