209663090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:556

約数の個数: 96

約数和(自身を含む): 480660480

約数和(自身を除く): 270997390

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 65, 70, 74, 91, 130, 169, 182, 185, 259, 338, 370, 455, 479, 481, 518, 845, 910, 958, 962, 1183, 1295, 1690, 2366, 2395, 2405, 2590, 3353, 3367, 4790, 4810, 5915, 6227, 6253, 6706, 6734, 11830, 12454, 12506, 16765, 16835, 17723, 31135, 31265, 33530, 33670, 35446, 43589, 43771, 62270, 62530, 80951, 87178, 87542, 88615, 124061, 161902, 177230, 217945, 218855, 230399, 248122, 404755, 435890, 437710, 460798, 566657, 620305, 809510, 1133314, 1151995, 1240610, 1612793, 2303990, 2833285, 2995187, 3225586, 5666570, 5990374, 8063965, 14975935, 16127930, 20966309, 29951870, 41932618, 104831545, 209663090]

約数ペア:

[(1, 209663090), (2, 104831545), (5, 41932618), (7, 29951870), (10, 20966309), (13, 16127930), (14, 14975935), (26, 8063965), (35, 5990374), (37, 5666570), (65, 3225586), (70, 2995187), (74, 2833285), (91, 2303990), (130, 1612793), (169, 1240610), (182, 1151995), (185, 1133314), (259, 809510), (338, 620305), (370, 566657), (455, 460798), (479, 437710), (481, 435890), (518, 404755), (845, 248122), (910, 230399), (958, 218855), (962, 217945), (1183, 177230), (1295, 161902), (1690, 124061), (2366, 88615), (2395, 87542), (2405, 87178), (2590, 80951), (3353, 62530), (3367, 62270), (4790, 43771), (4810, 43589), (5915, 35446), (6227, 33670), (6253, 33530), (6706, 31265), (6734, 31135), (11830, 17723), (12454, 16835), (12506, 16765)]