153754280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 355155840

約数和(自身を除く): 201401560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 103, 134, 206, 268, 335, 412, 515, 536, 557, 670, 824, 1030, 1114, 1340, 2060, 2228, 2680, 2785, 4120, 4456, 5570, 6901, 11140, 13802, 22280, 27604, 34505, 37319, 55208, 57371, 69010, 74638, 114742, 138020, 149276, 186595, 229484, 276040, 286855, 298552, 373190, 458968, 573710, 746380, 1147420, 1492760, 2294840, 3843857, 7687714, 15375428, 19219285, 30750856, 38438570, 76877140, 153754280]

約数ペア:

[(1, 153754280), (2, 76877140), (4, 38438570), (5, 30750856), (8, 19219285), (10, 15375428), (20, 7687714), (40, 3843857), (67, 2294840), (103, 1492760), (134, 1147420), (206, 746380), (268, 573710), (335, 458968), (412, 373190), (515, 298552), (536, 286855), (557, 276040), (670, 229484), (824, 186595), (1030, 149276), (1114, 138020), (1340, 114742), (2060, 74638), (2228, 69010), (2680, 57371), (2785, 55208), (4120, 37319), (4456, 34505), (5570, 27604), (6901, 22280), (11140, 13802)]