51017820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:137

約数の個数: 192

約数和(自身を含む): 173644800

約数和(自身を除く): 122626980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 67, 70, 74, 84, 98, 105, 111, 134, 140, 147, 148, 185, 196, 201, 210, 222, 245, 259, 268, 294, 335, 343, 370, 402, 420, 444, 469, 490, 518, 555, 588, 670, 686, 735, 740, 777, 804, 938, 980, 1005, 1029, 1036, 1110, 1295, 1340, 1372, 1407, 1470, 1554, 1715, 1813, 1876, 2010, 2058, 2220, 2345, 2479, 2590, 2814, 2940, 3108, 3283, 3430, 3626, 3885, 4020, 4116, 4690, 4958, 5145, 5180, 5439, 5628, 6566, 6860, 7035, 7252, 7437, 7770, 9065, 9380, 9849, 9916, 10290, 10878, 12395, 12691, 13132, 14070, 14874, 15540, 16415, 17353, 18130, 19698, 20580, 21756, 22981, 24790, 25382, 27195, 28140, 29748, 32830, 34706, 36260, 37185, 38073, 39396, 45962, 49245, 49580, 50764, 52059, 54390, 63455, 65660, 68943, 69412, 74370, 76146, 86765, 91924, 98490, 104118, 108780, 114905, 121471, 126910, 137886, 148740, 152292, 173530, 190365, 196980, 208236, 229810, 242942, 253820, 260295, 275772, 344715, 347060, 364413, 380730, 459620, 485884, 520590, 607355, 689430, 728826, 761460, 850297, 1041180, 1214710, 1378860, 1457652, 1700594, 1822065, 2429420, 2550891, 3401188, 3644130, 4251485, 5101782, 7288260, 8502970, 10203564, 12754455, 17005940, 25508910, 51017820]

約数ペア:

[(1, 51017820), (2, 25508910), (3, 17005940), (4, 12754455), (5, 10203564), (6, 8502970), (7, 7288260), (10, 5101782), (12, 4251485), (14, 3644130), (15, 3401188), (20, 2550891), (21, 2429420), (28, 1822065), (30, 1700594), (35, 1457652), (37, 1378860), (42, 1214710), (49, 1041180), (60, 850297), (67, 761460), (70, 728826), (74, 689430), (84, 607355), (98, 520590), (105, 485884), (111, 459620), (134, 380730), (140, 364413), (147, 347060), (148, 344715), (185, 275772), (196, 260295), (201, 253820), (210, 242942), (222, 229810), (245, 208236), (259, 196980), (268, 190365), (294, 173530), (335, 152292), (343, 148740), (370, 137886), (402, 126910), (420, 121471), (444, 114905), (469, 108780), (490, 104118), (518, 98490), (555, 91924), (588, 86765), (670, 76146), (686, 74370), (735, 69412), (740, 68943), (777, 65660), (804, 63455), (938, 54390), (980, 52059), (1005, 50764), (1029, 49580), (1036, 49245), (1110, 45962), (1295, 39396), (1340, 38073), (1372, 37185), (1407, 36260), (1470, 34706), (1554, 32830), (1715, 29748), (1813, 28140), (1876, 27195), (2010, 25382), (2058, 24790), (2220, 22981), (2345, 21756), (2479, 20580), (2590, 19698), (2814, 18130), (2940, 17353), (3108, 16415), (3283, 15540), (3430, 14874), (3626, 14070), (3885, 13132), (4020, 12691), (4116, 12395), (4690, 10878), (4958, 10290), (5145, 9916), (5180, 9849), (5439, 9380), (5628, 9065), (6566, 7770), (6860, 7437), (7035, 7252)]