20657973744

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^2\times {\mathrm{401}}^1\times {\mathrm{991}}^1$

素因数の和:1444

約数の個数: 180

約数和(自身を含む): 61230491712

約数和(自身を除く): 40572517968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 361, 401, 456, 684, 722, 802, 912, 991, 1083, 1203, 1368, 1444, 1604, 1982, 2166, 2406, 2736, 2888, 2973, 3208, 3249, 3609, 3964, 4332, 4812, 5776, 5946, 6416, 6498, 7218, 7619, 7928, 8664, 8919, 9624, 11892, 12996, 14436, 15238, 15856, 17328, 17838, 18829, 19248, 22857, 23784, 25992, 28872, 30476, 35676, 37658, 45714, 47568, 51984, 56487, 57744, 60952, 68571, 71352, 75316, 91428, 112974, 121904, 137142, 142704, 144761, 150632, 169461, 182856, 225948, 274284, 289522, 301264, 338922, 357751, 365712, 397391, 434283, 451896, 548568, 579044, 677844, 715502, 794782, 868566, 903792, 1073253, 1097136, 1158088, 1192173, 1302849, 1355688, 1431004, 1589564, 1737132, 2146506, 2316176, 2384346, 2605698, 2711376, 2862008, 3179128, 3219759, 3474264, 3576519, 4293012, 4768692, 5211396, 5724016, 6358256, 6439518, 6948528, 7153038, 7550429, 8586024, 9537384, 10422792, 12879036, 14306076, 15100858, 17172048, 19074768, 20845584, 22651287, 25758072, 28612152, 30201716, 45302574, 51516144, 57224304, 60403432, 67953861, 90605148, 120806864, 135907722, 143458151, 181210296, 271815444, 286916302, 362420592, 430374453, 543630888, 573832604, 860748906, 1087261776, 1147665208, 1291123359, 1721497812, 2295330416, 2582246718, 3442995624, 5164493436, 6885991248, 10328986872, 20657973744]

約数ペア:

[(1, 20657973744), (2, 10328986872), (3, 6885991248), (4, 5164493436), (6, 3442995624), (8, 2582246718), (9, 2295330416), (12, 1721497812), (16, 1291123359), (18, 1147665208), (19, 1087261776), (24, 860748906), (36, 573832604), (38, 543630888), (48, 430374453), (57, 362420592), (72, 286916302), (76, 271815444), (114, 181210296), (144, 143458151), (152, 135907722), (171, 120806864), (228, 90605148), (304, 67953861), (342, 60403432), (361, 57224304), (401, 51516144), (456, 45302574), (684, 30201716), (722, 28612152), (802, 25758072), (912, 22651287), (991, 20845584), (1083, 19074768), (1203, 17172048), (1368, 15100858), (1444, 14306076), (1604, 12879036), (1982, 10422792), (2166, 9537384), (2406, 8586024), (2736, 7550429), (2888, 7153038), (2973, 6948528), (3208, 6439518), (3249, 6358256), (3609, 5724016), (3964, 5211396), (4332, 4768692), (4812, 4293012), (5776, 3576519), (5946, 3474264), (6416, 3219759), (6498, 3179128), (7218, 2862008), (7619, 2711376), (7928, 2605698), (8664, 2384346), (8919, 2316176), (9624, 2146506), (11892, 1737132), (12996, 1589564), (14436, 1431004), (15238, 1355688), (15856, 1302849), (17328, 1192173), (17838, 1158088), (18829, 1097136), (19248, 1073253), (22857, 903792), (23784, 868566), (25992, 794782), (28872, 715502), (30476, 677844), (35676, 579044), (37658, 548568), (45714, 451896), (47568, 434283), (51984, 397391), (56487, 365712), (57744, 357751), (60952, 338922), (68571, 301264), (71352, 289522), (75316, 274284), (91428, 225948), (112974, 182856), (121904, 169461), (137142, 150632), (142704, 144761)]