20160709080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{78839}}^1$

素因数の和:80984

約数の個数: 64

約数和(自身を含む): 60511276800

約数和(自身を除く): 40350567720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2131, 4262, 6393, 8524, 10655, 12786, 17048, 21310, 25572, 31965, 42620, 51144, 63930, 78839, 85240, 127860, 157678, 236517, 255720, 315356, 394195, 473034, 630712, 788390, 946068, 1182585, 1576780, 1892136, 2365170, 3153560, 4730340, 9460680, 168005909, 336011818, 504017727, 672023636, 840029545, 1008035454, 1344047272, 1680059090, 2016070908, 2520088635, 3360118180, 4032141816, 5040177270, 6720236360, 10080354540, 20160709080]

約数ペア:

[(1, 20160709080), (2, 10080354540), (3, 6720236360), (4, 5040177270), (5, 4032141816), (6, 3360118180), (8, 2520088635), (10, 2016070908), (12, 1680059090), (15, 1344047272), (20, 1008035454), (24, 840029545), (30, 672023636), (40, 504017727), (60, 336011818), (120, 168005909), (2131, 9460680), (4262, 4730340), (6393, 3153560), (8524, 2365170), (10655, 1892136), (12786, 1576780), (17048, 1182585), (21310, 946068), (25572, 788390), (31965, 630712), (42620, 473034), (51144, 394195), (63930, 315356), (78839, 255720), (85240, 236517), (127860, 157678)]