515599020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{318271}}^1$

素因数の和:318292

約数の個数: 60

約数和(自身を含む): 1617458304

約数和(自身を除く): 1101859284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 318271, 636542, 954813, 1273084, 1591355, 1909626, 2864439, 3182710, 3819252, 4774065, 5728878, 6365420, 8593317, 9548130, 11457756, 14322195, 17186634, 19096260, 25779951, 28644390, 34373268, 42966585, 51559902, 57288780, 85933170, 103119804, 128899755, 171866340, 257799510, 515599020]

約数ペア:

[(1, 515599020), (2, 257799510), (3, 171866340), (4, 128899755), (5, 103119804), (6, 85933170), (9, 57288780), (10, 51559902), (12, 42966585), (15, 34373268), (18, 28644390), (20, 25779951), (27, 19096260), (30, 17186634), (36, 14322195), (45, 11457756), (54, 9548130), (60, 8593317), (81, 6365420), (90, 5728878), (108, 4774065), (135, 3819252), (162, 3182710), (180, 2864439), (270, 1909626), (324, 1591355), (405, 1273084), (540, 954813), (810, 636542), (1620, 318271)]