20187453090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{7927}}^1$

素因数の和:8192

約数の個数: 128

約数和(自身を含む): 56515350528

約数和(自身を除く): 36327897438

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 105, 134, 181, 201, 210, 335, 362, 402, 469, 543, 670, 905, 938, 1005, 1086, 1267, 1407, 1810, 2010, 2345, 2534, 2715, 2814, 3801, 4690, 5430, 6335, 7035, 7602, 7927, 12127, 12670, 14070, 15854, 19005, 23781, 24254, 36381, 38010, 39635, 47562, 55489, 60635, 72762, 79270, 84889, 110978, 118905, 121270, 166467, 169778, 181905, 237810, 254667, 277445, 332934, 363810, 424445, 509334, 531109, 554890, 832335, 848890, 1062218, 1273335, 1434787, 1593327, 1664670, 2546670, 2655545, 2869574, 3186654, 3717763, 4304361, 5311090, 7173935, 7435526, 7966635, 8608722, 10043509, 11153289, 14347870, 15933270, 18588815, 20087018, 21521805, 22306578, 30130527, 37177630, 43043610, 50217545, 55766445, 60261054, 96130729, 100435090, 111532890, 150652635, 192261458, 288392187, 301305270, 480653645, 576784374, 672915103, 961307290, 1345830206, 1441960935, 2018745309, 2883921870, 3364575515, 4037490618, 6729151030, 10093726545, 20187453090]

約数ペア:

[(1, 20187453090), (2, 10093726545), (3, 6729151030), (5, 4037490618), (6, 3364575515), (7, 2883921870), (10, 2018745309), (14, 1441960935), (15, 1345830206), (21, 961307290), (30, 672915103), (35, 576784374), (42, 480653645), (67, 301305270), (70, 288392187), (105, 192261458), (134, 150652635), (181, 111532890), (201, 100435090), (210, 96130729), (335, 60261054), (362, 55766445), (402, 50217545), (469, 43043610), (543, 37177630), (670, 30130527), (905, 22306578), (938, 21521805), (1005, 20087018), (1086, 18588815), (1267, 15933270), (1407, 14347870), (1810, 11153289), (2010, 10043509), (2345, 8608722), (2534, 7966635), (2715, 7435526), (2814, 7173935), (3801, 5311090), (4690, 4304361), (5430, 3717763), (6335, 3186654), (7035, 2869574), (7602, 2655545), (7927, 2546670), (12127, 1664670), (12670, 1593327), (14070, 1434787), (15854, 1273335), (19005, 1062218), (23781, 848890), (24254, 832335), (36381, 554890), (38010, 531109), (39635, 509334), (47562, 424445), (55489, 363810), (60635, 332934), (72762, 277445), (79270, 254667), (84889, 237810), (110978, 181905), (118905, 169778), (121270, 166467)]