20708480640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{2027}}^1$

素因数の和:2379

約数の個数: 256

約数和(自身を含む): 70149006720

約数和(自身を除く): 49440526080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 313, 320, 340, 384, 408, 480, 510, 544, 626, 640, 680, 816, 939, 960, 1020, 1088, 1252, 1360, 1565, 1632, 1878, 1920, 2027, 2040, 2176, 2504, 2720, 3130, 3264, 3756, 4054, 4080, 4695, 5008, 5321, 5440, 6081, 6260, 6528, 7512, 8108, 8160, 9390, 10016, 10135, 10642, 10880, 12162, 12520, 15024, 15963, 16216, 16320, 18780, 20032, 20270, 21284, 24324, 25040, 26605, 30048, 30405, 31926, 32432, 32640, 34459, 37560, 40064, 40540, 42568, 48648, 50080, 53210, 60096, 60810, 63852, 64864, 68918, 75120, 79815, 81080, 85136, 97296, 100160, 103377, 106420, 120192, 121620, 127704, 129728, 137836, 150240, 159630, 162160, 170272, 172295, 194592, 200320, 206754, 212840, 243240, 255408, 259456, 275672, 300480, 319260, 324320, 340544, 344590, 389184, 413508, 425680, 486480, 510816, 516885, 551344, 600960, 634451, 638520, 648640, 681088, 689180, 778368, 827016, 851360, 972960, 1021632, 1033770, 1102688, 1268902, 1277040, 1297280, 1378360, 1654032, 1702720, 1903353, 1945920, 2043264, 2067540, 2205376, 2537804, 2554080, 2756720, 3172255, 3308064, 3405440, 3806706, 3891840, 4135080, 4410752, 5075608, 5108160, 5513440, 6344510, 6616128, 7613412, 8270160, 9516765, 10151216, 10216320, 10785667, 11026880, 12689020, 13232256, 15226824, 16540320, 19033530, 20302432, 21571334, 22053760, 25378040, 30453648, 32357001, 33080640, 38067060, 40604864, 43142668, 50756080, 53928335, 60907296, 64714002, 66161280, 76134120, 81209728, 86285336, 101512160, 107856670, 121814592, 129428004, 152268240, 161785005, 172570672, 203024320, 215713340, 243629184, 258856008, 304536480, 323570010, 345141344, 406048640, 431426680, 517712016, 609072960, 647140020, 690282688, 862853360, 1035424032, 1218145920, 1294280040, 1380565376, 1725706720, 2070848064, 2588560080, 3451413440, 4141696128, 5177120160, 6902826880, 10354240320, 20708480640]

約数ペア:

[(1, 20708480640), (2, 10354240320), (3, 6902826880), (4, 5177120160), (5, 4141696128), (6, 3451413440), (8, 2588560080), (10, 2070848064), (12, 1725706720), (15, 1380565376), (16, 1294280040), (17, 1218145920), (20, 1035424032), (24, 862853360), (30, 690282688), (32, 647140020), (34, 609072960), (40, 517712016), (48, 431426680), (51, 406048640), (60, 345141344), (64, 323570010), (68, 304536480), (80, 258856008), (85, 243629184), (96, 215713340), (102, 203024320), (120, 172570672), (128, 161785005), (136, 152268240), (160, 129428004), (170, 121814592), (192, 107856670), (204, 101512160), (240, 86285336), (255, 81209728), (272, 76134120), (313, 66161280), (320, 64714002), (340, 60907296), (384, 53928335), (408, 50756080), (480, 43142668), (510, 40604864), (544, 38067060), (626, 33080640), (640, 32357001), (680, 30453648), (816, 25378040), (939, 22053760), (960, 21571334), (1020, 20302432), (1088, 19033530), (1252, 16540320), (1360, 15226824), (1565, 13232256), (1632, 12689020), (1878, 11026880), (1920, 10785667), (2027, 10216320), (2040, 10151216), (2176, 9516765), (2504, 8270160), (2720, 7613412), (3130, 6616128), (3264, 6344510), (3756, 5513440), (4054, 5108160), (4080, 5075608), (4695, 4410752), (5008, 4135080), (5321, 3891840), (5440, 3806706), (6081, 3405440), (6260, 3308064), (6528, 3172255), (7512, 2756720), (8108, 2554080), (8160, 2537804), (9390, 2205376), (10016, 2067540), (10135, 2043264), (10642, 1945920), (10880, 1903353), (12162, 1702720), (12520, 1654032), (15024, 1378360), (15963, 1297280), (16216, 1277040), (16320, 1268902), (18780, 1102688), (20032, 1033770), (20270, 1021632), (21284, 972960), (24324, 851360), (25040, 827016), (26605, 778368), (30048, 689180), (30405, 681088), (31926, 648640), (32432, 638520), (32640, 634451), (34459, 600960), (37560, 551344), (40064, 516885), (40540, 510816), (42568, 486480), (48648, 425680), (50080, 413508), (53210, 389184), (60096, 344590), (60810, 340544), (63852, 324320), (64864, 319260), (68918, 300480), (75120, 275672), (79815, 259456), (81080, 255408), (85136, 243240), (97296, 212840), (100160, 206754), (103377, 200320), (106420, 194592), (120192, 172295), (121620, 170272), (127704, 162160), (129728, 159630), (137836, 150240)]