254852640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:352

約数の個数: 288

約数和(自身を含む): 1006701696

約数和(自身を除く): 751849056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 131, 140, 144, 160, 168, 180, 193, 210, 224, 240, 252, 262, 280, 288, 315, 336, 360, 386, 393, 420, 480, 504, 524, 560, 579, 630, 655, 672, 720, 772, 786, 840, 917, 965, 1008, 1048, 1120, 1158, 1179, 1260, 1310, 1351, 1440, 1544, 1572, 1680, 1737, 1834, 1930, 1965, 2016, 2096, 2316, 2358, 2520, 2620, 2702, 2751, 2895, 3088, 3144, 3360, 3474, 3668, 3860, 3930, 4053, 4192, 4585, 4632, 4716, 5040, 5240, 5404, 5502, 5790, 5895, 6176, 6288, 6755, 6948, 7336, 7720, 7860, 8106, 8253, 8685, 9170, 9264, 9432, 10080, 10480, 10808, 11004, 11580, 11790, 12159, 12576, 13510, 13755, 13896, 14672, 15440, 15720, 16212, 16506, 17370, 18340, 18528, 18864, 20265, 20960, 21616, 22008, 23160, 23580, 24318, 25283, 27020, 27510, 27792, 29344, 30880, 31440, 32424, 33012, 34740, 36680, 37728, 40530, 41265, 43232, 44016, 46320, 47160, 48636, 50566, 54040, 55020, 55584, 60795, 62880, 64848, 66024, 69480, 73360, 75849, 81060, 82530, 88032, 92640, 94320, 97272, 101132, 108080, 110040, 121590, 126415, 129696, 132048, 138960, 146720, 151698, 162120, 165060, 176981, 188640, 194544, 202264, 216160, 220080, 227547, 243180, 252830, 264096, 277920, 303396, 324240, 330120, 353962, 379245, 389088, 404528, 440160, 455094, 486360, 505660, 530943, 606792, 648480, 660240, 707924, 758490, 809056, 884905, 910188, 972720, 1011320, 1061886, 1137735, 1213584, 1320480, 1415848, 1516980, 1592829, 1769810, 1820376, 1945440, 2022640, 2123772, 2275470, 2427168, 2654715, 2831696, 3033960, 3185658, 3539620, 3640752, 4045280, 4247544, 4550940, 5309430, 5663392, 6067920, 6371316, 7079240, 7281504, 7964145, 8495088, 9101880, 10618860, 12135840, 12742632, 14158480, 15928290, 16990176, 18203760, 21237720, 25485264, 28316960, 31856580, 36407520, 42475440, 50970528, 63713160, 84950880, 127426320, 254852640]

約数ペア:

[(1, 254852640), (2, 127426320), (3, 84950880), (4, 63713160), (5, 50970528), (6, 42475440), (7, 36407520), (8, 31856580), (9, 28316960), (10, 25485264), (12, 21237720), (14, 18203760), (15, 16990176), (16, 15928290), (18, 14158480), (20, 12742632), (21, 12135840), (24, 10618860), (28, 9101880), (30, 8495088), (32, 7964145), (35, 7281504), (36, 7079240), (40, 6371316), (42, 6067920), (45, 5663392), (48, 5309430), (56, 4550940), (60, 4247544), (63, 4045280), (70, 3640752), (72, 3539620), (80, 3185658), (84, 3033960), (90, 2831696), (96, 2654715), (105, 2427168), (112, 2275470), (120, 2123772), (126, 2022640), (131, 1945440), (140, 1820376), (144, 1769810), (160, 1592829), (168, 1516980), (180, 1415848), (193, 1320480), (210, 1213584), (224, 1137735), (240, 1061886), (252, 1011320), (262, 972720), (280, 910188), (288, 884905), (315, 809056), (336, 758490), (360, 707924), (386, 660240), (393, 648480), (420, 606792), (480, 530943), (504, 505660), (524, 486360), (560, 455094), (579, 440160), (630, 404528), (655, 389088), (672, 379245), (720, 353962), (772, 330120), (786, 324240), (840, 303396), (917, 277920), (965, 264096), (1008, 252830), (1048, 243180), (1120, 227547), (1158, 220080), (1179, 216160), (1260, 202264), (1310, 194544), (1351, 188640), (1440, 176981), (1544, 165060), (1572, 162120), (1680, 151698), (1737, 146720), (1834, 138960), (1930, 132048), (1965, 129696), (2016, 126415), (2096, 121590), (2316, 110040), (2358, 108080), (2520, 101132), (2620, 97272), (2702, 94320), (2751, 92640), (2895, 88032), (3088, 82530), (3144, 81060), (3360, 75849), (3474, 73360), (3668, 69480), (3860, 66024), (3930, 64848), (4053, 62880), (4192, 60795), (4585, 55584), (4632, 55020), (4716, 54040), (5040, 50566), (5240, 48636), (5404, 47160), (5502, 46320), (5790, 44016), (5895, 43232), (6176, 41265), (6288, 40530), (6755, 37728), (6948, 36680), (7336, 34740), (7720, 33012), (7860, 32424), (8106, 31440), (8253, 30880), (8685, 29344), (9170, 27792), (9264, 27510), (9432, 27020), (10080, 25283), (10480, 24318), (10808, 23580), (11004, 23160), (11580, 22008), (11790, 21616), (12159, 20960), (12576, 20265), (13510, 18864), (13755, 18528), (13896, 18340), (14672, 17370), (15440, 16506), (15720, 16212)]