208048960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{709}}^1$

素因数の和:864

約数の個数: 112

約数和(自身を含む): 571317120

約数和(自身を除く): 363268160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 131, 140, 160, 224, 262, 280, 320, 448, 524, 560, 655, 709, 917, 1048, 1120, 1310, 1418, 1834, 2096, 2240, 2620, 2836, 3545, 3668, 4192, 4585, 4963, 5240, 5672, 7090, 7336, 8384, 9170, 9926, 10480, 11344, 14180, 14672, 18340, 19852, 20960, 22688, 24815, 28360, 29344, 36680, 39704, 41920, 45376, 49630, 56720, 58688, 73360, 79408, 92879, 99260, 113440, 146720, 158816, 185758, 198520, 226880, 293440, 317632, 371516, 397040, 464395, 650153, 743032, 794080, 928790, 1300306, 1486064, 1588160, 1857580, 2600612, 2972128, 3250765, 3715160, 5201224, 5944256, 6501530, 7430320, 10402448, 13003060, 14860640, 20804896, 26006120, 29721280, 41609792, 52012240, 104024480, 208048960]

約数ペア:

[(1, 208048960), (2, 104024480), (4, 52012240), (5, 41609792), (7, 29721280), (8, 26006120), (10, 20804896), (14, 14860640), (16, 13003060), (20, 10402448), (28, 7430320), (32, 6501530), (35, 5944256), (40, 5201224), (56, 3715160), (64, 3250765), (70, 2972128), (80, 2600612), (112, 1857580), (131, 1588160), (140, 1486064), (160, 1300306), (224, 928790), (262, 794080), (280, 743032), (320, 650153), (448, 464395), (524, 397040), (560, 371516), (655, 317632), (709, 293440), (917, 226880), (1048, 198520), (1120, 185758), (1310, 158816), (1418, 146720), (1834, 113440), (2096, 99260), (2240, 92879), (2620, 79408), (2836, 73360), (3545, 58688), (3668, 56720), (4192, 49630), (4585, 45376), (4963, 41920), (5240, 39704), (5672, 36680), (7090, 29344), (7336, 28360), (8384, 24815), (9170, 22688), (9926, 20960), (10480, 19852), (11344, 18340), (14180, 14672)]