7777199080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{60251}}^1$

素因数の和:60730

約数の個数: 64

約数和(自身を含む): 20042225280

約数和(自身を除く): 12265026200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 461, 922, 1844, 2305, 3227, 3688, 4610, 6454, 9220, 12908, 16135, 18440, 25816, 32270, 60251, 64540, 120502, 129080, 241004, 301255, 421757, 482008, 602510, 843514, 1205020, 1687028, 2108785, 2410040, 3374056, 4217570, 8435140, 16870280, 27775711, 55551422, 111102844, 138878555, 194429977, 222205688, 277757110, 388859954, 555514220, 777719908, 972149885, 1111028440, 1555439816, 1944299770, 3888599540, 7777199080]

約数ペア:

[(1, 7777199080), (2, 3888599540), (4, 1944299770), (5, 1555439816), (7, 1111028440), (8, 972149885), (10, 777719908), (14, 555514220), (20, 388859954), (28, 277757110), (35, 222205688), (40, 194429977), (56, 138878555), (70, 111102844), (140, 55551422), (280, 27775711), (461, 16870280), (922, 8435140), (1844, 4217570), (2305, 3374056), (3227, 2410040), (3688, 2108785), (4610, 1687028), (6454, 1205020), (9220, 843514), (12908, 602510), (16135, 482008), (18440, 421757), (25816, 301255), (32270, 241004), (60251, 129080), (64540, 120502)]