1327830160

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{743}}^1$

素因数の和:1096

約数の個数: 80

約数和(自身を含む): 3138549120

約数和(自身を除く): 1810718960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 251, 356, 445, 502, 712, 743, 890, 1004, 1255, 1424, 1486, 1780, 2008, 2510, 2972, 3560, 3715, 4016, 5020, 5944, 7120, 7430, 10040, 11888, 14860, 20080, 22339, 29720, 44678, 59440, 66127, 89356, 111695, 132254, 178712, 186493, 223390, 264508, 330635, 357424, 372986, 446780, 529016, 661270, 745972, 893560, 932465, 1058032, 1322540, 1491944, 1787120, 1864930, 2645080, 2983888, 3729860, 5290160, 7459720, 14919440, 16597877, 33195754, 66391508, 82989385, 132783016, 165978770, 265566032, 331957540, 663915080, 1327830160]

約数ペア:

[(1, 1327830160), (2, 663915080), (4, 331957540), (5, 265566032), (8, 165978770), (10, 132783016), (16, 82989385), (20, 66391508), (40, 33195754), (80, 16597877), (89, 14919440), (178, 7459720), (251, 5290160), (356, 3729860), (445, 2983888), (502, 2645080), (712, 1864930), (743, 1787120), (890, 1491944), (1004, 1322540), (1255, 1058032), (1424, 932465), (1486, 893560), (1780, 745972), (2008, 661270), (2510, 529016), (2972, 446780), (3560, 372986), (3715, 357424), (4016, 330635), (5020, 264508), (5944, 223390), (7120, 186493), (7430, 178712), (10040, 132254), (11888, 111695), (14860, 89356), (20080, 66127), (22339, 59440), (29720, 44678)]