268933756

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:420

約数の個数: 108

約数和(自身を含む): 620352432

約数和(自身を除く): 351418676

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 49, 52, 91, 92, 98, 161, 169, 182, 196, 299, 322, 338, 353, 364, 598, 637, 644, 676, 706, 1127, 1183, 1196, 1274, 1412, 2093, 2254, 2366, 2471, 2548, 3887, 4186, 4508, 4589, 4732, 4942, 7774, 8119, 8281, 8372, 9178, 9884, 14651, 15548, 16238, 16562, 17297, 18356, 27209, 29302, 32123, 32476, 33124, 34594, 54418, 56833, 58604, 59657, 64246, 69188, 105547, 108836, 113666, 119314, 128492, 190463, 211094, 224861, 227332, 238628, 380926, 397831, 417599, 422188, 449722, 738829, 761852, 795662, 835198, 899444, 1372111, 1477658, 1591324, 1670396, 2744222, 2923193, 2955316, 5171803, 5488444, 5846386, 9604777, 10343606, 11692772, 19209554, 20687212, 38419108, 67233439, 134466878, 268933756]

約数ペア:

[(1, 268933756), (2, 134466878), (4, 67233439), (7, 38419108), (13, 20687212), (14, 19209554), (23, 11692772), (26, 10343606), (28, 9604777), (46, 5846386), (49, 5488444), (52, 5171803), (91, 2955316), (92, 2923193), (98, 2744222), (161, 1670396), (169, 1591324), (182, 1477658), (196, 1372111), (299, 899444), (322, 835198), (338, 795662), (353, 761852), (364, 738829), (598, 449722), (637, 422188), (644, 417599), (676, 397831), (706, 380926), (1127, 238628), (1183, 227332), (1196, 224861), (1274, 211094), (1412, 190463), (2093, 128492), (2254, 119314), (2366, 113666), (2471, 108836), (2548, 105547), (3887, 69188), (4186, 64246), (4508, 59657), (4589, 58604), (4732, 56833), (4942, 54418), (7774, 34594), (8119, 33124), (8281, 32476), (8372, 32123), (9178, 29302), (9884, 27209), (14651, 18356), (15548, 17297), (16238, 16562)]