290251372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1667}}^1$

素因数の和:1798

約数の個数: 48

約数和(自身を含む): 560448000

約数和(自身を除く): 270196628

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 79, 116, 158, 316, 551, 1102, 1501, 1667, 2204, 2291, 3002, 3334, 4582, 6004, 6668, 9164, 31673, 43529, 48343, 63346, 87058, 96686, 126692, 131693, 174116, 193372, 263386, 526772, 918517, 1837034, 2502167, 3674068, 3819097, 5004334, 7638194, 10008668, 15276388, 72562843, 145125686, 290251372]

約数ペア:

[(1, 290251372), (2, 145125686), (4, 72562843), (19, 15276388), (29, 10008668), (38, 7638194), (58, 5004334), (76, 3819097), (79, 3674068), (116, 2502167), (158, 1837034), (316, 918517), (551, 526772), (1102, 263386), (1501, 193372), (1667, 174116), (2204, 131693), (2291, 126692), (3002, 96686), (3334, 87058), (4582, 63346), (6004, 48343), (6668, 43529), (9164, 31673)]