81490536

素因数分解:

$2^3\times 3^6\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 112

約数和(自身を含む): 233136900

約数和(自身を除く): 151646364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 89, 108, 157, 162, 178, 216, 243, 267, 314, 324, 356, 471, 486, 534, 628, 648, 712, 729, 801, 942, 972, 1068, 1256, 1413, 1458, 1602, 1884, 1944, 2136, 2403, 2826, 2916, 3204, 3768, 4239, 4806, 5652, 5832, 6408, 7209, 8478, 9612, 11304, 12717, 13973, 14418, 16956, 19224, 21627, 25434, 27946, 28836, 33912, 38151, 41919, 43254, 50868, 55892, 57672, 64881, 76302, 83838, 86508, 101736, 111784, 114453, 125757, 129762, 152604, 167676, 173016, 228906, 251514, 259524, 305208, 335352, 377271, 457812, 503028, 519048, 754542, 915624, 1006056, 1131813, 1509084, 2263626, 3018168, 3395439, 4527252, 6790878, 9054504, 10186317, 13581756, 20372634, 27163512, 40745268, 81490536]

約数ペア:

[(1, 81490536), (2, 40745268), (3, 27163512), (4, 20372634), (6, 13581756), (8, 10186317), (9, 9054504), (12, 6790878), (18, 4527252), (24, 3395439), (27, 3018168), (36, 2263626), (54, 1509084), (72, 1131813), (81, 1006056), (89, 915624), (108, 754542), (157, 519048), (162, 503028), (178, 457812), (216, 377271), (243, 335352), (267, 305208), (314, 259524), (324, 251514), (356, 228906), (471, 173016), (486, 167676), (534, 152604), (628, 129762), (648, 125757), (712, 114453), (729, 111784), (801, 101736), (942, 86508), (972, 83838), (1068, 76302), (1256, 64881), (1413, 57672), (1458, 55892), (1602, 50868), (1884, 43254), (1944, 41919), (2136, 38151), (2403, 33912), (2826, 28836), (2916, 27946), (3204, 25434), (3768, 21627), (4239, 19224), (4806, 16956), (5652, 14418), (5832, 13973), (6408, 12717), (7209, 11304), (8478, 9612)]