381578520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 192

約数和(自身を含む): 1254240000

約数和(自身を除く): 872661480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 199, 228, 232, 285, 290, 348, 380, 398, 435, 456, 551, 570, 580, 597, 696, 760, 796, 841, 870, 995, 1102, 1140, 1160, 1194, 1592, 1653, 1682, 1740, 1990, 2204, 2280, 2388, 2523, 2755, 2985, 3306, 3364, 3480, 3781, 3980, 4205, 4408, 4776, 5046, 5510, 5771, 5970, 6612, 6728, 7562, 7960, 8265, 8410, 10092, 11020, 11343, 11542, 11940, 12615, 13224, 15124, 15979, 16530, 16820, 17313, 18905, 20184, 22040, 22686, 23084, 23880, 25230, 28855, 30248, 31958, 33060, 33640, 34626, 37810, 45372, 46168, 47937, 50460, 56715, 57710, 63916, 66120, 69252, 75620, 79895, 86565, 90744, 95874, 100920, 109649, 113430, 115420, 127832, 138504, 151240, 159790, 167359, 173130, 191748, 219298, 226860, 230840, 239685, 319580, 328947, 334718, 346260, 383496, 438596, 453720, 479370, 502077, 548245, 639160, 657894, 669436, 692520, 836795, 877192, 958740, 1004154, 1096490, 1315788, 1338872, 1644735, 1673590, 1917480, 2008308, 2192980, 2510385, 2631576, 3179821, 3289470, 3347180, 4016616, 4385960, 5020770, 6359642, 6578940, 6694360, 9539463, 10041540, 12719284, 13157880, 15899105, 19078926, 20083080, 25438568, 31798210, 38157852, 47697315, 63596420, 76315704, 95394630, 127192840, 190789260, 381578520]

約数ペア:

[(1, 381578520), (2, 190789260), (3, 127192840), (4, 95394630), (5, 76315704), (6, 63596420), (8, 47697315), (10, 38157852), (12, 31798210), (15, 25438568), (19, 20083080), (20, 19078926), (24, 15899105), (29, 13157880), (30, 12719284), (38, 10041540), (40, 9539463), (57, 6694360), (58, 6578940), (60, 6359642), (76, 5020770), (87, 4385960), (95, 4016616), (114, 3347180), (116, 3289470), (120, 3179821), (145, 2631576), (152, 2510385), (174, 2192980), (190, 2008308), (199, 1917480), (228, 1673590), (232, 1644735), (285, 1338872), (290, 1315788), (348, 1096490), (380, 1004154), (398, 958740), (435, 877192), (456, 836795), (551, 692520), (570, 669436), (580, 657894), (597, 639160), (696, 548245), (760, 502077), (796, 479370), (841, 453720), (870, 438596), (995, 383496), (1102, 346260), (1140, 334718), (1160, 328947), (1194, 319580), (1592, 239685), (1653, 230840), (1682, 226860), (1740, 219298), (1990, 191748), (2204, 173130), (2280, 167359), (2388, 159790), (2523, 151240), (2755, 138504), (2985, 127832), (3306, 115420), (3364, 113430), (3480, 109649), (3781, 100920), (3980, 95874), (4205, 90744), (4408, 86565), (4776, 79895), (5046, 75620), (5510, 69252), (5771, 66120), (5970, 63916), (6612, 57710), (6728, 56715), (7562, 50460), (7960, 47937), (8265, 46168), (8410, 45372), (10092, 37810), (11020, 34626), (11343, 33640), (11542, 33060), (11940, 31958), (12615, 30248), (13224, 28855), (15124, 25230), (15979, 23880), (16530, 23084), (16820, 22686), (17313, 22040), (18905, 20184)]