42516040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{479}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 109900800

約数和(自身を除く): 67384760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317, 479, 634, 958, 1268, 1585, 1916, 2219, 2395, 2536, 3170, 3353, 3832, 4438, 4790, 6340, 6706, 8876, 9580, 11095, 12680, 13412, 16765, 17752, 19160, 22190, 26824, 33530, 44380, 67060, 88760, 134120, 151843, 303686, 607372, 759215, 1062901, 1214744, 1518430, 2125802, 3036860, 4251604, 5314505, 6073720, 8503208, 10629010, 21258020, 42516040]

約数ペア:

[(1, 42516040), (2, 21258020), (4, 10629010), (5, 8503208), (7, 6073720), (8, 5314505), (10, 4251604), (14, 3036860), (20, 2125802), (28, 1518430), (35, 1214744), (40, 1062901), (56, 759215), (70, 607372), (140, 303686), (280, 151843), (317, 134120), (479, 88760), (634, 67060), (958, 44380), (1268, 33530), (1585, 26824), (1916, 22190), (2219, 19160), (2395, 17752), (2536, 16765), (3170, 13412), (3353, 12680), (3832, 11095), (4438, 9580), (4790, 8876), (6340, 6706)]