138752320

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{8849}}^1$

素因数の和:8880

約数の個数: 84

約数和(自身を含む): 384390900

約数和(自身を除く): 245638580

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 8849, 15680, 17698, 35396, 44245, 61943, 70792, 88490, 123886, 141584, 176980, 247772, 283168, 309715, 353960, 433601, 495544, 566336, 619430, 707920, 867202, 991088, 1238860, 1415840, 1734404, 1982176, 2168005, 2477720, 2831680, 3468808, 3964352, 4336010, 4955440, 6937616, 8672020, 9910880, 13875232, 17344040, 19821760, 27750464, 34688080, 69376160, 138752320]

約数ペア:

[(1, 138752320), (2, 69376160), (4, 34688080), (5, 27750464), (7, 19821760), (8, 17344040), (10, 13875232), (14, 9910880), (16, 8672020), (20, 6937616), (28, 4955440), (32, 4336010), (35, 3964352), (40, 3468808), (49, 2831680), (56, 2477720), (64, 2168005), (70, 1982176), (80, 1734404), (98, 1415840), (112, 1238860), (140, 991088), (160, 867202), (196, 707920), (224, 619430), (245, 566336), (280, 495544), (320, 433601), (392, 353960), (448, 309715), (490, 283168), (560, 247772), (784, 176980), (980, 141584), (1120, 123886), (1568, 88490), (1960, 70792), (2240, 61943), (3136, 44245), (3920, 35396), (7840, 17698), (8849, 15680)]