20219067120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1669}}^1\times {\mathrm{7211}}^1$

素因数の和:8903

約数の個数: 160

約数和(自身を含む): 71686126080

約数和(自身を除く): 51467058960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1669, 1680, 3338, 5007, 6676, 7211, 8345, 10014, 11683, 13352, 14422, 16690, 20028, 21633, 23366, 25035, 26704, 28844, 33380, 35049, 36055, 40056, 43266, 46732, 50070, 50477, 57688, 58415, 66760, 70098, 72110, 80112, 86532, 93464, 100140, 100954, 108165, 115376, 116830, 133520, 140196, 144220, 151431, 173064, 175245, 186928, 200280, 201908, 216330, 233660, 252385, 280392, 288440, 302862, 346128, 350490, 400560, 403816, 432660, 467320, 504770, 560784, 576880, 605724, 700980, 757155, 807632, 865320, 934640, 1009540, 1211448, 1401960, 1514310, 1730640, 2019080, 2422896, 2803920, 3028620, 4038160, 6057240, 12035159, 12114480, 24070318, 36105477, 48140636, 60175795, 72210954, 84246113, 96281272, 120351590, 144421908, 168492226, 180527385, 192562544, 240703180, 252738339, 288843816, 336984452, 361054770, 421230565, 481406360, 505476678, 577687632, 673968904, 722109540, 842461130, 962812720, 1010953356, 1263691695, 1347937808, 1444219080, 1684922260, 2021906712, 2527383390, 2888438160, 3369844520, 4043813424, 5054766780, 6739689040, 10109533560, 20219067120]

約数ペア:

[(1, 20219067120), (2, 10109533560), (3, 6739689040), (4, 5054766780), (5, 4043813424), (6, 3369844520), (7, 2888438160), (8, 2527383390), (10, 2021906712), (12, 1684922260), (14, 1444219080), (15, 1347937808), (16, 1263691695), (20, 1010953356), (21, 962812720), (24, 842461130), (28, 722109540), (30, 673968904), (35, 577687632), (40, 505476678), (42, 481406360), (48, 421230565), (56, 361054770), (60, 336984452), (70, 288843816), (80, 252738339), (84, 240703180), (105, 192562544), (112, 180527385), (120, 168492226), (140, 144421908), (168, 120351590), (210, 96281272), (240, 84246113), (280, 72210954), (336, 60175795), (420, 48140636), (560, 36105477), (840, 24070318), (1669, 12114480), (1680, 12035159), (3338, 6057240), (5007, 4038160), (6676, 3028620), (7211, 2803920), (8345, 2422896), (10014, 2019080), (11683, 1730640), (13352, 1514310), (14422, 1401960), (16690, 1211448), (20028, 1009540), (21633, 934640), (23366, 865320), (25035, 807632), (26704, 757155), (28844, 700980), (33380, 605724), (35049, 576880), (36055, 560784), (40056, 504770), (43266, 467320), (46732, 432660), (50070, 403816), (50477, 400560), (57688, 350490), (58415, 346128), (66760, 302862), (70098, 288440), (72110, 280392), (80112, 252385), (86532, 233660), (93464, 216330), (100140, 201908), (100954, 200280), (108165, 186928), (115376, 175245), (116830, 173064), (133520, 151431), (140196, 144220)]