231657230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 487434240

約数和(自身を除く): 255777010

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 163, 257, 326, 395, 514, 553, 790, 815, 1106, 1141, 1285, 1630, 1799, 2282, 2570, 2765, 3598, 5530, 5705, 8995, 11410, 12877, 17990, 20303, 25754, 40606, 41891, 64385, 83782, 90139, 101515, 128770, 142121, 180278, 203030, 209455, 284242, 293237, 418910, 450695, 586474, 710605, 901390, 1421210, 1466185, 2932370, 3309389, 6618778, 16546945, 23165723, 33093890, 46331446, 115828615, 231657230]

約数ペア:

[(1, 231657230), (2, 115828615), (5, 46331446), (7, 33093890), (10, 23165723), (14, 16546945), (35, 6618778), (70, 3309389), (79, 2932370), (158, 1466185), (163, 1421210), (257, 901390), (326, 710605), (395, 586474), (514, 450695), (553, 418910), (790, 293237), (815, 284242), (1106, 209455), (1141, 203030), (1285, 180278), (1630, 142121), (1799, 128770), (2282, 101515), (2570, 90139), (2765, 83782), (3598, 64385), (5530, 41891), (5705, 40606), (8995, 25754), (11410, 20303), (12877, 17990)]