21049742760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1747}}^1$

素因数の和:1912

約数の個数: 256

約数和(自身を含む): 67660185600

約数和(自身を除く): 46610442840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 79, 82, 93, 120, 123, 124, 155, 158, 164, 186, 205, 237, 246, 248, 310, 316, 328, 372, 395, 410, 465, 474, 492, 615, 620, 632, 744, 790, 820, 930, 948, 984, 1185, 1230, 1240, 1271, 1580, 1640, 1747, 1860, 1896, 2370, 2449, 2460, 2542, 3160, 3239, 3494, 3720, 3813, 4740, 4898, 4920, 5084, 5241, 6355, 6478, 6988, 7347, 7626, 8735, 9480, 9717, 9796, 10168, 10482, 12245, 12710, 12956, 13976, 14694, 15252, 16195, 17470, 19065, 19434, 19592, 20964, 24490, 25420, 25912, 26205, 29388, 30504, 32390, 34940, 36735, 38130, 38868, 41928, 48585, 48980, 50840, 52410, 54157, 58776, 64780, 69880, 71627, 73470, 76260, 77736, 97170, 97960, 100409, 104820, 108314, 129560, 138013, 143254, 146940, 152520, 162471, 194340, 200818, 209640, 214881, 216628, 270785, 276026, 286508, 293880, 301227, 324942, 358135, 388680, 401636, 414039, 429762, 433256, 502045, 541570, 552052, 573016, 602454, 649884, 690065, 716270, 803272, 812355, 828078, 859524, 1004090, 1074405, 1083140, 1104104, 1204908, 1299768, 1380130, 1432540, 1506135, 1624710, 1656156, 1719048, 2008180, 2070195, 2148810, 2166280, 2220437, 2409816, 2760260, 2865080, 3012270, 3249420, 3312312, 4016360, 4140390, 4278403, 4297620, 4440874, 5520520, 5658533, 6024540, 6498840, 6661311, 8280780, 8556806, 8595240, 8881748, 11102185, 11317066, 12049080, 12835209, 13322622, 16561560, 16975599, 17113612, 17763496, 21392015, 22204370, 22634132, 25670418, 26645244, 28292665, 33306555, 33951198, 34227224, 42784030, 44408740, 45268264, 51340836, 53290488, 56585330, 64176045, 66613110, 67902396, 84877995, 85568060, 88817480, 102681672, 113170660, 128352090, 133226220, 135804792, 169755990, 171136120, 175414523, 226341320, 256704180, 266452440, 339511980, 350829046, 513408360, 526243569, 679023960, 701658092, 877072615, 1052487138, 1403316184, 1754145230, 2104974276, 2631217845, 3508290460, 4209948552, 5262435690, 7016580920, 10524871380, 21049742760]

約数ペア:

[(1, 21049742760), (2, 10524871380), (3, 7016580920), (4, 5262435690), (5, 4209948552), (6, 3508290460), (8, 2631217845), (10, 2104974276), (12, 1754145230), (15, 1403316184), (20, 1052487138), (24, 877072615), (30, 701658092), (31, 679023960), (40, 526243569), (41, 513408360), (60, 350829046), (62, 339511980), (79, 266452440), (82, 256704180), (93, 226341320), (120, 175414523), (123, 171136120), (124, 169755990), (155, 135804792), (158, 133226220), (164, 128352090), (186, 113170660), (205, 102681672), (237, 88817480), (246, 85568060), (248, 84877995), (310, 67902396), (316, 66613110), (328, 64176045), (372, 56585330), (395, 53290488), (410, 51340836), (465, 45268264), (474, 44408740), (492, 42784030), (615, 34227224), (620, 33951198), (632, 33306555), (744, 28292665), (790, 26645244), (820, 25670418), (930, 22634132), (948, 22204370), (984, 21392015), (1185, 17763496), (1230, 17113612), (1240, 16975599), (1271, 16561560), (1580, 13322622), (1640, 12835209), (1747, 12049080), (1860, 11317066), (1896, 11102185), (2370, 8881748), (2449, 8595240), (2460, 8556806), (2542, 8280780), (3160, 6661311), (3239, 6498840), (3494, 6024540), (3720, 5658533), (3813, 5520520), (4740, 4440874), (4898, 4297620), (4920, 4278403), (5084, 4140390), (5241, 4016360), (6355, 3312312), (6478, 3249420), (6988, 3012270), (7347, 2865080), (7626, 2760260), (8735, 2409816), (9480, 2220437), (9717, 2166280), (9796, 2148810), (10168, 2070195), (10482, 2008180), (12245, 1719048), (12710, 1656156), (12956, 1624710), (13976, 1506135), (14694, 1432540), (15252, 1380130), (16195, 1299768), (17470, 1204908), (19065, 1104104), (19434, 1083140), (19592, 1074405), (20964, 1004090), (24490, 859524), (25420, 828078), (25912, 812355), (26205, 803272), (29388, 716270), (30504, 690065), (32390, 649884), (34940, 602454), (36735, 573016), (38130, 552052), (38868, 541570), (41928, 502045), (48585, 433256), (48980, 429762), (50840, 414039), (52410, 401636), (54157, 388680), (58776, 358135), (64780, 324942), (69880, 301227), (71627, 293880), (73470, 286508), (76260, 276026), (77736, 270785), (97170, 216628), (97960, 214881), (100409, 209640), (104820, 200818), (108314, 194340), (129560, 162471), (138013, 152520), (143254, 146940)]