51976260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 216

約数和(自身を含む): 188225856

約数和(自身を除く): 136249596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 71, 83, 84, 90, 98, 105, 126, 140, 142, 147, 166, 180, 196, 210, 213, 245, 249, 252, 284, 294, 315, 332, 355, 415, 420, 426, 441, 490, 497, 498, 581, 588, 630, 639, 710, 735, 747, 830, 852, 882, 980, 994, 996, 1065, 1162, 1245, 1260, 1278, 1420, 1470, 1491, 1494, 1660, 1743, 1764, 1988, 2130, 2205, 2324, 2485, 2490, 2556, 2905, 2940, 2982, 2988, 3195, 3479, 3486, 3735, 4067, 4260, 4410, 4473, 4970, 4980, 5229, 5810, 5893, 5964, 6390, 6958, 6972, 7455, 7470, 8134, 8715, 8820, 8946, 9940, 10437, 10458, 11620, 11786, 12201, 12780, 13916, 14910, 14940, 16268, 17395, 17430, 17679, 17892, 20335, 20874, 20916, 22365, 23572, 24402, 26145, 29465, 29820, 31311, 34790, 34860, 35358, 36603, 40670, 41251, 41748, 44730, 48804, 52185, 52290, 53037, 58930, 61005, 62622, 69580, 70716, 73206, 81340, 82502, 88395, 89460, 104370, 104580, 106074, 117860, 122010, 123753, 125244, 146412, 156555, 165004, 176790, 183015, 206255, 208740, 212148, 244020, 247506, 265185, 288757, 313110, 353580, 366030, 371259, 412510, 495012, 530370, 577514, 618765, 626220, 732060, 742518, 825020, 866271, 1060740, 1155028, 1237530, 1443785, 1485036, 1732542, 1856295, 2475060, 2598813, 2887570, 3465084, 3712590, 4331355, 5197626, 5775140, 7425180, 8662710, 10395252, 12994065, 17325420, 25988130, 51976260]

約数ペア:

[(1, 51976260), (2, 25988130), (3, 17325420), (4, 12994065), (5, 10395252), (6, 8662710), (7, 7425180), (9, 5775140), (10, 5197626), (12, 4331355), (14, 3712590), (15, 3465084), (18, 2887570), (20, 2598813), (21, 2475060), (28, 1856295), (30, 1732542), (35, 1485036), (36, 1443785), (42, 1237530), (45, 1155028), (49, 1060740), (60, 866271), (63, 825020), (70, 742518), (71, 732060), (83, 626220), (84, 618765), (90, 577514), (98, 530370), (105, 495012), (126, 412510), (140, 371259), (142, 366030), (147, 353580), (166, 313110), (180, 288757), (196, 265185), (210, 247506), (213, 244020), (245, 212148), (249, 208740), (252, 206255), (284, 183015), (294, 176790), (315, 165004), (332, 156555), (355, 146412), (415, 125244), (420, 123753), (426, 122010), (441, 117860), (490, 106074), (497, 104580), (498, 104370), (581, 89460), (588, 88395), (630, 82502), (639, 81340), (710, 73206), (735, 70716), (747, 69580), (830, 62622), (852, 61005), (882, 58930), (980, 53037), (994, 52290), (996, 52185), (1065, 48804), (1162, 44730), (1245, 41748), (1260, 41251), (1278, 40670), (1420, 36603), (1470, 35358), (1491, 34860), (1494, 34790), (1660, 31311), (1743, 29820), (1764, 29465), (1988, 26145), (2130, 24402), (2205, 23572), (2324, 22365), (2485, 20916), (2490, 20874), (2556, 20335), (2905, 17892), (2940, 17679), (2982, 17430), (2988, 17395), (3195, 16268), (3479, 14940), (3486, 14910), (3735, 13916), (4067, 12780), (4260, 12201), (4410, 11786), (4473, 11620), (4970, 10458), (4980, 10437), (5229, 9940), (5810, 8946), (5893, 8820), (5964, 8715), (6390, 8134), (6958, 7470), (6972, 7455)]