20131377840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{30491}}^1$

素因数の和:30648

約数の個数: 240

約数和(自身を含む): 77858516736

約数和(自身を除く): 57727138896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 131, 140, 144, 168, 180, 210, 240, 252, 262, 280, 315, 336, 360, 393, 420, 504, 524, 560, 630, 655, 720, 786, 840, 917, 1008, 1048, 1179, 1260, 1310, 1572, 1680, 1834, 1965, 2096, 2358, 2520, 2620, 2751, 3144, 3668, 3930, 4585, 4716, 5040, 5240, 5502, 5895, 6288, 7336, 7860, 8253, 9170, 9432, 10480, 11004, 11790, 13755, 14672, 15720, 16506, 18340, 18864, 22008, 23580, 27510, 30491, 31440, 33012, 36680, 41265, 44016, 47160, 55020, 60982, 66024, 73360, 82530, 91473, 94320, 110040, 121964, 132048, 152455, 165060, 182946, 213437, 220080, 243928, 274419, 304910, 330120, 365892, 426874, 457365, 487856, 548838, 609820, 640311, 660240, 731784, 853748, 914730, 1067185, 1097676, 1219640, 1280622, 1372095, 1463568, 1707496, 1829460, 1920933, 2134370, 2195352, 2439280, 2561244, 2744190, 3201555, 3414992, 3658920, 3841866, 3994321, 4268740, 4390704, 5122488, 5488380, 6403110, 7317840, 7683732, 7988642, 8537480, 9604665, 10244976, 10976760, 11982963, 12806220, 15367464, 15977284, 17074960, 19209330, 19971605, 21953520, 23965926, 25612440, 27960247, 30734928, 31954568, 35948889, 38418660, 39943210, 47931852, 51224880, 55920494, 59914815, 63909136, 71897778, 76837320, 79886420, 83880741, 95863704, 111840988, 119829630, 139801235, 143795556, 153674640, 159772840, 167761482, 179744445, 191727408, 223681976, 239659260, 251642223, 279602470, 287591112, 319545680, 335522964, 359488890, 419403705, 447363952, 479318520, 503284446, 559204940, 575182224, 671045928, 718977780, 838807410, 958637040, 1006568892, 1118409880, 1258211115, 1342091856, 1437955560, 1677614820, 2013137784, 2236819760, 2516422230, 2875911120, 3355229640, 4026275568, 5032844460, 6710459280, 10065688920, 20131377840]

約数ペア:

[(1, 20131377840), (2, 10065688920), (3, 6710459280), (4, 5032844460), (5, 4026275568), (6, 3355229640), (7, 2875911120), (8, 2516422230), (9, 2236819760), (10, 2013137784), (12, 1677614820), (14, 1437955560), (15, 1342091856), (16, 1258211115), (18, 1118409880), (20, 1006568892), (21, 958637040), (24, 838807410), (28, 718977780), (30, 671045928), (35, 575182224), (36, 559204940), (40, 503284446), (42, 479318520), (45, 447363952), (48, 419403705), (56, 359488890), (60, 335522964), (63, 319545680), (70, 287591112), (72, 279602470), (80, 251642223), (84, 239659260), (90, 223681976), (105, 191727408), (112, 179744445), (120, 167761482), (126, 159772840), (131, 153674640), (140, 143795556), (144, 139801235), (168, 119829630), (180, 111840988), (210, 95863704), (240, 83880741), (252, 79886420), (262, 76837320), (280, 71897778), (315, 63909136), (336, 59914815), (360, 55920494), (393, 51224880), (420, 47931852), (504, 39943210), (524, 38418660), (560, 35948889), (630, 31954568), (655, 30734928), (720, 27960247), (786, 25612440), (840, 23965926), (917, 21953520), (1008, 19971605), (1048, 19209330), (1179, 17074960), (1260, 15977284), (1310, 15367464), (1572, 12806220), (1680, 11982963), (1834, 10976760), (1965, 10244976), (2096, 9604665), (2358, 8537480), (2520, 7988642), (2620, 7683732), (2751, 7317840), (3144, 6403110), (3668, 5488380), (3930, 5122488), (4585, 4390704), (4716, 4268740), (5040, 3994321), (5240, 3841866), (5502, 3658920), (5895, 3414992), (6288, 3201555), (7336, 2744190), (7860, 2561244), (8253, 2439280), (9170, 2195352), (9432, 2134370), (10480, 1920933), (11004, 1829460), (11790, 1707496), (13755, 1463568), (14672, 1372095), (15720, 1280622), (16506, 1219640), (18340, 1097676), (18864, 1067185), (22008, 914730), (23580, 853748), (27510, 731784), (30491, 660240), (31440, 640311), (33012, 609820), (36680, 548838), (41265, 487856), (44016, 457365), (47160, 426874), (55020, 365892), (60982, 330120), (66024, 304910), (73360, 274419), (82530, 243928), (91473, 220080), (94320, 213437), (110040, 182946), (121964, 165060), (132048, 152455)]