213921200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:391

約数の個数: 120

約数和(自身を含む): 550353168

約数和(自身を除く): 336431968

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 163, 170, 193, 200, 272, 326, 340, 386, 400, 425, 652, 680, 772, 815, 850, 965, 1304, 1360, 1544, 1630, 1700, 1930, 2608, 2771, 3088, 3260, 3281, 3400, 3860, 4075, 4825, 5542, 6520, 6562, 6800, 7720, 8150, 9650, 11084, 13040, 13124, 13855, 15440, 16300, 16405, 19300, 22168, 26248, 27710, 31459, 32600, 32810, 38600, 44336, 52496, 55420, 62918, 65200, 65620, 69275, 77200, 82025, 110840, 125836, 131240, 138550, 157295, 164050, 221680, 251672, 262480, 277100, 314590, 328100, 503344, 534803, 554200, 629180, 656200, 786475, 1069606, 1108400, 1258360, 1312400, 1572950, 2139212, 2516720, 2674015, 3145900, 4278424, 5348030, 6291800, 8556848, 10696060, 12583600, 13370075, 21392120, 26740150, 42784240, 53480300, 106960600, 213921200]

約数ペア:

[(1, 213921200), (2, 106960600), (4, 53480300), (5, 42784240), (8, 26740150), (10, 21392120), (16, 13370075), (17, 12583600), (20, 10696060), (25, 8556848), (34, 6291800), (40, 5348030), (50, 4278424), (68, 3145900), (80, 2674015), (85, 2516720), (100, 2139212), (136, 1572950), (163, 1312400), (170, 1258360), (193, 1108400), (200, 1069606), (272, 786475), (326, 656200), (340, 629180), (386, 554200), (400, 534803), (425, 503344), (652, 328100), (680, 314590), (772, 277100), (815, 262480), (850, 251672), (965, 221680), (1304, 164050), (1360, 157295), (1544, 138550), (1630, 131240), (1700, 125836), (1930, 110840), (2608, 82025), (2771, 77200), (3088, 69275), (3260, 65620), (3281, 65200), (3400, 62918), (3860, 55420), (4075, 52496), (4825, 44336), (5542, 38600), (6520, 32810), (6562, 32600), (6800, 31459), (7720, 27710), (8150, 26248), (9650, 22168), (11084, 19300), (13040, 16405), (13124, 16300), (13855, 15440)]