280729008

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{278501}}^1$

素因数の和:278522

約数の個数: 60

約数和(自身を含む): 897890448

約数和(自身を除く): 617161440

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 278501, 557002, 835503, 1114004, 1671006, 1949507, 2228008, 2506509, 3342012, 3899014, 4456016, 5013018, 5848521, 6684024, 7798028, 10026036, 11697042, 13368048, 15596056, 17545563, 20052072, 23394084, 31192112, 35091126, 40104144, 46788168, 70182252, 93576336, 140364504, 280729008]

約数ペア:

[(1, 280729008), (2, 140364504), (3, 93576336), (4, 70182252), (6, 46788168), (7, 40104144), (8, 35091126), (9, 31192112), (12, 23394084), (14, 20052072), (16, 17545563), (18, 15596056), (21, 13368048), (24, 11697042), (28, 10026036), (36, 7798028), (42, 6684024), (48, 5848521), (56, 5013018), (63, 4456016), (72, 3899014), (84, 3342012), (112, 2506509), (126, 2228008), (144, 1949507), (168, 1671006), (252, 1114004), (336, 835503), (504, 557002), (1008, 278501)]