680244864

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3169}}^1$

素因数の和:3242

約数の個数: 128

約数和(自身を含む): 1991774400

約数和(自身を除く): 1311529536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 43, 48, 52, 64, 78, 86, 96, 104, 128, 129, 156, 172, 192, 208, 258, 312, 344, 384, 416, 516, 559, 624, 688, 832, 1032, 1118, 1248, 1376, 1664, 1677, 2064, 2236, 2496, 2752, 3169, 3354, 4128, 4472, 4992, 5504, 6338, 6708, 8256, 8944, 9507, 12676, 13416, 16512, 17888, 19014, 25352, 26832, 35776, 38028, 41197, 50704, 53664, 71552, 76056, 82394, 101408, 107328, 123591, 136267, 152112, 164788, 202816, 214656, 247182, 272534, 304224, 329576, 405632, 408801, 494364, 545068, 608448, 659152, 817602, 988728, 1090136, 1216896, 1318304, 1635204, 1771471, 1977456, 2180272, 2636608, 3270408, 3542942, 3954912, 4360544, 5273216, 5314413, 6540816, 7085884, 7909824, 8721088, 10628826, 13081632, 14171768, 15819648, 17442176, 21257652, 26163264, 28343536, 42515304, 52326528, 56687072, 85030608, 113374144, 170061216, 226748288, 340122432, 680244864]

約数ペア:

[(1, 680244864), (2, 340122432), (3, 226748288), (4, 170061216), (6, 113374144), (8, 85030608), (12, 56687072), (13, 52326528), (16, 42515304), (24, 28343536), (26, 26163264), (32, 21257652), (39, 17442176), (43, 15819648), (48, 14171768), (52, 13081632), (64, 10628826), (78, 8721088), (86, 7909824), (96, 7085884), (104, 6540816), (128, 5314413), (129, 5273216), (156, 4360544), (172, 3954912), (192, 3542942), (208, 3270408), (258, 2636608), (312, 2180272), (344, 1977456), (384, 1771471), (416, 1635204), (516, 1318304), (559, 1216896), (624, 1090136), (688, 988728), (832, 817602), (1032, 659152), (1118, 608448), (1248, 545068), (1376, 494364), (1664, 408801), (1677, 405632), (2064, 329576), (2236, 304224), (2496, 272534), (2752, 247182), (3169, 214656), (3354, 202816), (4128, 164788), (4472, 152112), (4992, 136267), (5504, 123591), (6338, 107328), (6708, 101408), (8256, 82394), (8944, 76056), (9507, 71552), (12676, 53664), (13416, 50704), (16512, 41197), (17888, 38028), (19014, 35776), (25352, 26832)]