16157960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 46932480

約数和(自身を除く): 30774520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 193, 230, 260, 280, 299, 322, 364, 386, 455, 460, 520, 598, 644, 728, 772, 805, 910, 920, 965, 1196, 1288, 1351, 1495, 1544, 1610, 1820, 1930, 2093, 2392, 2509, 2702, 2990, 3220, 3640, 3860, 4186, 4439, 5018, 5404, 5980, 6440, 6755, 7720, 8372, 8878, 10036, 10465, 10808, 11960, 12545, 13510, 16744, 17563, 17756, 20072, 20930, 22195, 25090, 27020, 31073, 35126, 35512, 41860, 44390, 50180, 54040, 57707, 62146, 70252, 83720, 87815, 88780, 100360, 115414, 124292, 140504, 155365, 175630, 177560, 230828, 248584, 288535, 310730, 351260, 403949, 461656, 577070, 621460, 702520, 807898, 1154140, 1242920, 1615796, 2019745, 2308280, 3231592, 4039490, 8078980, 16157960]

約数ペア:

[(1, 16157960), (2, 8078980), (4, 4039490), (5, 3231592), (7, 2308280), (8, 2019745), (10, 1615796), (13, 1242920), (14, 1154140), (20, 807898), (23, 702520), (26, 621460), (28, 577070), (35, 461656), (40, 403949), (46, 351260), (52, 310730), (56, 288535), (65, 248584), (70, 230828), (91, 177560), (92, 175630), (104, 155365), (115, 140504), (130, 124292), (140, 115414), (161, 100360), (182, 88780), (184, 87815), (193, 83720), (230, 70252), (260, 62146), (280, 57707), (299, 54040), (322, 50180), (364, 44390), (386, 41860), (455, 35512), (460, 35126), (520, 31073), (598, 27020), (644, 25090), (728, 22195), (772, 20930), (805, 20072), (910, 17756), (920, 17563), (965, 16744), (1196, 13510), (1288, 12545), (1351, 11960), (1495, 10808), (1544, 10465), (1610, 10036), (1820, 8878), (1930, 8372), (2093, 7720), (2392, 6755), (2509, 6440), (2702, 5980), (2990, 5404), (3220, 5018), (3640, 4439), (3860, 4186)]