128986848

素因数分解:

$2^5\times 3^2\times {\mathrm{227}}^1\times {\mathrm{1973}}^1$

素因数の和:2216

約数の個数: 72

約数和(自身を含む): 368608968

約数和(自身を除く): 239622120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 227, 288, 454, 681, 908, 1362, 1816, 1973, 2043, 2724, 3632, 3946, 4086, 5448, 5919, 7264, 7892, 8172, 10896, 11838, 15784, 16344, 17757, 21792, 23676, 31568, 32688, 35514, 47352, 63136, 65376, 71028, 94704, 142056, 189408, 284112, 447871, 568224, 895742, 1343613, 1791484, 2687226, 3582968, 4030839, 5374452, 7165936, 8061678, 10748904, 14331872, 16123356, 21497808, 32246712, 42995616, 64493424, 128986848]

約数ペア:

[(1, 128986848), (2, 64493424), (3, 42995616), (4, 32246712), (6, 21497808), (8, 16123356), (9, 14331872), (12, 10748904), (16, 8061678), (18, 7165936), (24, 5374452), (32, 4030839), (36, 3582968), (48, 2687226), (72, 1791484), (96, 1343613), (144, 895742), (227, 568224), (288, 447871), (454, 284112), (681, 189408), (908, 142056), (1362, 94704), (1816, 71028), (1973, 65376), (2043, 63136), (2724, 47352), (3632, 35514), (3946, 32688), (4086, 31568), (5448, 23676), (5919, 21792), (7264, 17757), (7892, 16344), (8172, 15784), (10896, 11838)]