20238064665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{7243}}^1$

素因数の和:7383

約数の個数: 128

約数和(自身を含む): 42059243520

約数和(自身を除く): 21821178855

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 65, 69, 89, 91, 105, 115, 161, 195, 267, 273, 299, 345, 445, 455, 483, 623, 805, 897, 1157, 1335, 1365, 1495, 1869, 2047, 2093, 2415, 3115, 3471, 4485, 5785, 6141, 6279, 7243, 8099, 9345, 10235, 10465, 14329, 17355, 21729, 24297, 26611, 30705, 31395, 36215, 40495, 42987, 50701, 71645, 79833, 94159, 108645, 121485, 133055, 152103, 166589, 186277, 214935, 253505, 282477, 399165, 470795, 499767, 558831, 644627, 659113, 760515, 832945, 931385, 1166123, 1412385, 1933881, 1977339, 2165657, 2498835, 2794155, 3223135, 3295565, 3498369, 4512389, 5830615, 6496971, 8380151, 9669405, 9886695, 10828285, 13537167, 14826421, 15159599, 17491845, 22561945, 25140453, 32484855, 41900755, 44479263, 45478797, 58661057, 67685835, 74132105, 75797995, 103784947, 125702265, 175983171, 192743473, 222396315, 227393985, 293305285, 311354841, 518924735, 578230419, 879915855, 963717365, 1349204311, 1556774205, 2891152095, 4047612933, 6746021555, 20238064665]

約数ペア:

[(1, 20238064665), (3, 6746021555), (5, 4047612933), (7, 2891152095), (13, 1556774205), (15, 1349204311), (21, 963717365), (23, 879915855), (35, 578230419), (39, 518924735), (65, 311354841), (69, 293305285), (89, 227393985), (91, 222396315), (105, 192743473), (115, 175983171), (161, 125702265), (195, 103784947), (267, 75797995), (273, 74132105), (299, 67685835), (345, 58661057), (445, 45478797), (455, 44479263), (483, 41900755), (623, 32484855), (805, 25140453), (897, 22561945), (1157, 17491845), (1335, 15159599), (1365, 14826421), (1495, 13537167), (1869, 10828285), (2047, 9886695), (2093, 9669405), (2415, 8380151), (3115, 6496971), (3471, 5830615), (4485, 4512389), (5785, 3498369), (6141, 3295565), (6279, 3223135), (7243, 2794155), (8099, 2498835), (9345, 2165657), (10235, 1977339), (10465, 1933881), (14329, 1412385), (17355, 1166123), (21729, 931385), (24297, 832945), (26611, 760515), (30705, 659113), (31395, 644627), (36215, 558831), (40495, 499767), (42987, 470795), (50701, 399165), (71645, 282477), (79833, 253505), (94159, 214935), (108645, 186277), (121485, 166589), (133055, 152103)]