8169720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5237}}^1$

素因数の和:5264

約数の個数: 64

約数和(自身を含む): 26399520

約数和(自身を除く): 18229800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 5237, 10474, 15711, 20948, 26185, 31422, 41896, 52370, 62844, 68081, 78555, 104740, 125688, 136162, 157110, 204243, 209480, 272324, 314220, 340405, 408486, 544648, 628440, 680810, 816972, 1021215, 1361620, 1633944, 2042430, 2723240, 4084860, 8169720]

約数ペア:

[(1, 8169720), (2, 4084860), (3, 2723240), (4, 2042430), (5, 1633944), (6, 1361620), (8, 1021215), (10, 816972), (12, 680810), (13, 628440), (15, 544648), (20, 408486), (24, 340405), (26, 314220), (30, 272324), (39, 209480), (40, 204243), (52, 157110), (60, 136162), (65, 125688), (78, 104740), (104, 78555), (120, 68081), (130, 62844), (156, 52370), (195, 41896), (260, 31422), (312, 26185), (390, 20948), (520, 15711), (780, 10474), (1560, 5237)]