About the Number

290138992

290138991 ← → 290138993

2進数表記:10001010010110010101101110000

漢数字表記:二億九千十三万八千九百九十二

素因数分解:

2 4 × 11 1 × 13 1 × 173 1 × 733 1

素因数の和:938
約数の個数: 80
約数和(自身を含む): 665144928
約数和(自身を除く): 375005936

約数列:
[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 173, 176, 208, 286, 346, 572, 692, 733, 1144, 1384, 1466, 1903, 2249, 2288, 2768, 2932, 3806, 4498, 5864, 7612, 8063, 8996, 9529, 11728, 15224, 16126, 17992, 19058, 24739, 30448, 32252, 35984, 38116, 49478, 64504, 76232, 98956, 104819, 126809, 129008, 152464, 197912, 209638, 253618, 395824, 419276, 507236, 838552, 1014472, 1394899, 1648517, 1677104, 2028944, 2789798, 3297034, 5579596, 6594068, 11159192, 13188136, 18133687, 22318384, 26376272, 36267374, 72534748, 145069496, 290138992]

約数ペア:
[(1, 290138992), (2, 145069496), (4, 72534748), (8, 36267374), (11, 26376272), (13, 22318384), (16, 18133687), (22, 13188136), (26, 11159192), (44, 6594068), (52, 5579596), (88, 3297034), (104, 2789798), (143, 2028944), (173, 1677104), (176, 1648517), (208, 1394899), (286, 1014472), (346, 838552), (572, 507236), (692, 419276), (733, 395824), (1144, 253618), (1384, 209638), (1466, 197912), (1903, 152464), (2249, 129008), (2288, 126809), (2768, 104819), (2932, 98956), (3806, 76232), (4498, 64504), (5864, 49478), (7612, 38116), (8063, 35984), (8996, 32252), (9529, 30448), (11728, 24739), (15224, 19058), (16126, 17992)]

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