280147841332

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{3727}}^1\times {\mathrm{5717}}^1$

素因数の和:9640

約数の個数: 48

約数和(自身を含む): 519274909440

約数和(自身を除く): 239127068108

約数列:

[1, 2, 4, 19, 38, 76, 173, 346, 692, 3287, 3727, 5717, 6574, 7454, 11434, 13148, 14908, 22868, 70813, 108623, 141626, 217246, 283252, 434492, 644771, 989041, 1289542, 1978082, 2579084, 3956164, 12250649, 18791779, 21307259, 24501298, 37583558, 42614518, 49002596, 75167116, 85229036, 404837921, 809675842, 1619351684, 3686155807, 7372311614, 14744623228, 70036960333, 140073920666, 280147841332]

約数ペア:

[(1, 280147841332), (2, 140073920666), (4, 70036960333), (19, 14744623228), (38, 7372311614), (76, 3686155807), (173, 1619351684), (346, 809675842), (692, 404837921), (3287, 85229036), (3727, 75167116), (5717, 49002596), (6574, 42614518), (7454, 37583558), (11434, 24501298), (13148, 21307259), (14908, 18791779), (22868, 12250649), (70813, 3956164), (108623, 2579084), (141626, 1978082), (217246, 1289542), (283252, 989041), (434492, 644771)]