268383752

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{757}}^1$

素因数の和:1270

約数の個数: 64

約数和(自身を含む): 621438720

約数和(自身を除く): 353054968

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 487, 728, 757, 974, 1514, 1948, 3028, 3409, 3896, 5299, 6056, 6331, 6818, 9841, 10598, 12662, 13636, 19682, 21196, 25324, 27272, 39364, 42392, 44317, 50648, 68887, 78728, 88634, 137774, 177268, 275548, 354536, 368659, 551096, 737318, 1474636, 2580613, 2949272, 4792567, 5161226, 9585134, 10322452, 19170268, 20644904, 33547969, 38340536, 67095938, 134191876, 268383752]

約数ペア:

[(1, 268383752), (2, 134191876), (4, 67095938), (7, 38340536), (8, 33547969), (13, 20644904), (14, 19170268), (26, 10322452), (28, 9585134), (52, 5161226), (56, 4792567), (91, 2949272), (104, 2580613), (182, 1474636), (364, 737318), (487, 551096), (728, 368659), (757, 354536), (974, 275548), (1514, 177268), (1948, 137774), (3028, 88634), (3409, 78728), (3896, 68887), (5299, 50648), (6056, 44317), (6331, 42392), (6818, 39364), (9841, 27272), (10598, 25324), (12662, 21196), (13636, 19682)]