130815680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:346

約数の個数: 112

約数和(自身を含む): 334121760

約数和(自身を除く): 203306080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 139, 160, 170, 173, 272, 278, 320, 340, 346, 544, 556, 680, 692, 695, 865, 1088, 1112, 1360, 1384, 1390, 1730, 2224, 2363, 2720, 2768, 2780, 2941, 3460, 4448, 4726, 5440, 5536, 5560, 5882, 6920, 8896, 9452, 11072, 11120, 11764, 11815, 13840, 14705, 18904, 22240, 23528, 23630, 24047, 27680, 29410, 37808, 44480, 47056, 47260, 48094, 55360, 58820, 75616, 94112, 94520, 96188, 117640, 120235, 151232, 188224, 189040, 192376, 235280, 240470, 378080, 384752, 408799, 470560, 480940, 756160, 769504, 817598, 941120, 961880, 1539008, 1635196, 1923760, 2043995, 3270392, 3847520, 4087990, 6540784, 7695040, 8175980, 13081568, 16351960, 26163136, 32703920, 65407840, 130815680]

約数ペア:

[(1, 130815680), (2, 65407840), (4, 32703920), (5, 26163136), (8, 16351960), (10, 13081568), (16, 8175980), (17, 7695040), (20, 6540784), (32, 4087990), (34, 3847520), (40, 3270392), (64, 2043995), (68, 1923760), (80, 1635196), (85, 1539008), (136, 961880), (139, 941120), (160, 817598), (170, 769504), (173, 756160), (272, 480940), (278, 470560), (320, 408799), (340, 384752), (346, 378080), (544, 240470), (556, 235280), (680, 192376), (692, 189040), (695, 188224), (865, 151232), (1088, 120235), (1112, 117640), (1360, 96188), (1384, 94520), (1390, 94112), (1730, 75616), (2224, 58820), (2363, 55360), (2720, 48094), (2768, 47260), (2780, 47056), (2941, 44480), (3460, 37808), (4448, 29410), (4726, 27680), (5440, 24047), (5536, 23630), (5560, 23528), (5882, 22240), (6920, 18904), (8896, 14705), (9452, 13840), (11072, 11815), (11120, 11764)]