20184044520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{479}}^1\times {\mathrm{1399}}^1$

素因数の和:2143

約数の個数: 128

約数和(自身を含む): 60963840000

約数和(自身を除く): 40779795480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 479, 502, 753, 958, 1004, 1255, 1399, 1437, 1506, 1916, 2008, 2395, 2510, 2798, 2874, 3012, 3765, 3832, 4197, 4790, 5020, 5596, 5748, 6024, 6995, 7185, 7530, 8394, 9580, 10040, 11192, 11496, 13990, 14370, 15060, 16788, 19160, 20985, 27980, 28740, 30120, 33576, 41970, 55960, 57480, 83940, 120229, 167880, 240458, 351149, 360687, 480916, 601145, 670121, 702298, 721374, 961832, 1053447, 1202290, 1340242, 1404596, 1442748, 1755745, 1803435, 2010363, 2106894, 2404580, 2680484, 2809192, 2885496, 3350605, 3511490, 3606870, 4020726, 4213788, 4809160, 5267235, 5360968, 6701210, 7022980, 7213740, 8041452, 8427576, 10051815, 10534470, 13402420, 14045960, 14427480, 16082904, 20103630, 21068940, 26804840, 40207260, 42137880, 80414520, 168200371, 336400742, 504601113, 672801484, 841001855, 1009202226, 1345602968, 1682003710, 2018404452, 2523005565, 3364007420, 4036808904, 5046011130, 6728014840, 10092022260, 20184044520]

約数ペア:

[(1, 20184044520), (2, 10092022260), (3, 6728014840), (4, 5046011130), (5, 4036808904), (6, 3364007420), (8, 2523005565), (10, 2018404452), (12, 1682003710), (15, 1345602968), (20, 1009202226), (24, 841001855), (30, 672801484), (40, 504601113), (60, 336400742), (120, 168200371), (251, 80414520), (479, 42137880), (502, 40207260), (753, 26804840), (958, 21068940), (1004, 20103630), (1255, 16082904), (1399, 14427480), (1437, 14045960), (1506, 13402420), (1916, 10534470), (2008, 10051815), (2395, 8427576), (2510, 8041452), (2798, 7213740), (2874, 7022980), (3012, 6701210), (3765, 5360968), (3832, 5267235), (4197, 4809160), (4790, 4213788), (5020, 4020726), (5596, 3606870), (5748, 3511490), (6024, 3350605), (6995, 2885496), (7185, 2809192), (7530, 2680484), (8394, 2404580), (9580, 2106894), (10040, 2010363), (11192, 1803435), (11496, 1755745), (13990, 1442748), (14370, 1404596), (15060, 1340242), (16788, 1202290), (19160, 1053447), (20985, 961832), (27980, 721374), (28740, 702298), (30120, 670121), (33576, 601145), (41970, 480916), (55960, 360687), (57480, 351149), (83940, 240458), (120229, 167880)]