156940665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{811}}^1$

素因数の和:942

約数の個数: 64

約数和(自身を含む): 305571840

約数和(自身を除く): 148631175

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 97, 105, 133, 285, 291, 399, 485, 665, 679, 811, 1455, 1843, 1995, 2037, 2433, 3395, 4055, 5529, 5677, 9215, 10185, 12165, 12901, 15409, 17031, 27645, 28385, 38703, 46227, 64505, 77045, 78667, 85155, 107863, 193515, 231135, 236001, 323589, 393335, 539315, 550669, 1180005, 1494673, 1617945, 1652007, 2753345, 4484019, 7473365, 8260035, 10462711, 22420095, 31388133, 52313555, 156940665]

約数ペア:

[(1, 156940665), (3, 52313555), (5, 31388133), (7, 22420095), (15, 10462711), (19, 8260035), (21, 7473365), (35, 4484019), (57, 2753345), (95, 1652007), (97, 1617945), (105, 1494673), (133, 1180005), (285, 550669), (291, 539315), (399, 393335), (485, 323589), (665, 236001), (679, 231135), (811, 193515), (1455, 107863), (1843, 85155), (1995, 78667), (2037, 77045), (2433, 64505), (3395, 46227), (4055, 38703), (5529, 28385), (5677, 27645), (9215, 17031), (10185, 15409), (12165, 12901)]