291005120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:375

約数の個数: 168

約数和(自身を含む): 821076336

約数和(自身を除く): 530071216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 67, 70, 80, 98, 112, 134, 140, 160, 196, 224, 245, 268, 277, 280, 320, 335, 392, 448, 469, 490, 536, 554, 560, 670, 784, 938, 980, 1072, 1108, 1120, 1340, 1385, 1568, 1876, 1939, 1960, 2144, 2216, 2240, 2345, 2680, 2770, 3136, 3283, 3752, 3878, 3920, 4288, 4432, 4690, 5360, 5540, 6566, 7504, 7756, 7840, 8864, 9380, 9695, 10720, 11080, 13132, 13573, 15008, 15512, 15680, 16415, 17728, 18559, 18760, 19390, 21440, 22160, 26264, 27146, 30016, 31024, 32830, 37118, 37520, 38780, 44320, 52528, 54292, 62048, 65660, 67865, 74236, 75040, 77560, 88640, 92795, 105056, 108584, 124096, 129913, 131320, 135730, 148472, 150080, 155120, 185590, 210112, 217168, 259826, 262640, 271460, 296944, 310240, 371180, 434336, 519652, 525280, 542920, 593888, 620480, 649565, 742360, 868672, 909391, 1039304, 1050560, 1085840, 1187776, 1299130, 1484720, 1818782, 2078608, 2171680, 2598260, 2969440, 3637564, 4157216, 4343360, 4546955, 5196520, 5938880, 7275128, 8314432, 9093910, 10393040, 14550256, 18187820, 20786080, 29100512, 36375640, 41572160, 58201024, 72751280, 145502560, 291005120]

約数ペア:

[(1, 291005120), (2, 145502560), (4, 72751280), (5, 58201024), (7, 41572160), (8, 36375640), (10, 29100512), (14, 20786080), (16, 18187820), (20, 14550256), (28, 10393040), (32, 9093910), (35, 8314432), (40, 7275128), (49, 5938880), (56, 5196520), (64, 4546955), (67, 4343360), (70, 4157216), (80, 3637564), (98, 2969440), (112, 2598260), (134, 2171680), (140, 2078608), (160, 1818782), (196, 1484720), (224, 1299130), (245, 1187776), (268, 1085840), (277, 1050560), (280, 1039304), (320, 909391), (335, 868672), (392, 742360), (448, 649565), (469, 620480), (490, 593888), (536, 542920), (554, 525280), (560, 519652), (670, 434336), (784, 371180), (938, 310240), (980, 296944), (1072, 271460), (1108, 262640), (1120, 259826), (1340, 217168), (1385, 210112), (1568, 185590), (1876, 155120), (1939, 150080), (1960, 148472), (2144, 135730), (2216, 131320), (2240, 129913), (2345, 124096), (2680, 108584), (2770, 105056), (3136, 92795), (3283, 88640), (3752, 77560), (3878, 75040), (3920, 74236), (4288, 67865), (4432, 65660), (4690, 62048), (5360, 54292), (5540, 52528), (6566, 44320), (7504, 38780), (7756, 37520), (7840, 37118), (8864, 32830), (9380, 31024), (9695, 30016), (10720, 27146), (11080, 26264), (13132, 22160), (13573, 21440), (15008, 19390), (15512, 18760), (15680, 18559), (16415, 17728)]