91021280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{449}}^1$

素因数の和:652

約数の個数: 96

約数和(自身を含む): 247665600

約数和(自身を除く): 156644320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 181, 224, 280, 362, 449, 560, 724, 898, 905, 1120, 1267, 1448, 1796, 1810, 2245, 2534, 2896, 3143, 3592, 3620, 4490, 5068, 5792, 6286, 6335, 7184, 7240, 8980, 10136, 12572, 12670, 14368, 14480, 15715, 17960, 20272, 25144, 25340, 28960, 31430, 35920, 40544, 50288, 50680, 62860, 71840, 81269, 100576, 101360, 125720, 162538, 202720, 251440, 325076, 406345, 502880, 568883, 650152, 812690, 1137766, 1300304, 1625380, 2275532, 2600608, 2844415, 3250760, 4551064, 5688830, 6501520, 9102128, 11377660, 13003040, 18204256, 22755320, 45510640, 91021280]

約数ペア:

[(1, 91021280), (2, 45510640), (4, 22755320), (5, 18204256), (7, 13003040), (8, 11377660), (10, 9102128), (14, 6501520), (16, 5688830), (20, 4551064), (28, 3250760), (32, 2844415), (35, 2600608), (40, 2275532), (56, 1625380), (70, 1300304), (80, 1137766), (112, 812690), (140, 650152), (160, 568883), (181, 502880), (224, 406345), (280, 325076), (362, 251440), (449, 202720), (560, 162538), (724, 125720), (898, 101360), (905, 100576), (1120, 81269), (1267, 71840), (1448, 62860), (1796, 50680), (1810, 50288), (2245, 40544), (2534, 35920), (2896, 31430), (3143, 28960), (3592, 25340), (3620, 25144), (4490, 20272), (5068, 17960), (5792, 15715), (6286, 14480), (6335, 14368), (7184, 12670), (7240, 12572), (8980, 10136)]