123221000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:664

約数の個数: 128

約数和(自身を含む): 341452800

約数和(自身を除く): 218231800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 100, 116, 125, 140, 145, 175, 200, 203, 232, 250, 280, 290, 350, 406, 500, 580, 607, 700, 725, 812, 875, 1000, 1015, 1160, 1214, 1400, 1450, 1624, 1750, 2030, 2428, 2900, 3035, 3500, 3625, 4060, 4249, 4856, 5075, 5800, 6070, 7000, 7250, 8120, 8498, 10150, 12140, 14500, 15175, 16996, 17603, 20300, 21245, 24280, 25375, 29000, 30350, 33992, 35206, 40600, 42490, 50750, 60700, 70412, 75875, 84980, 88015, 101500, 106225, 121400, 123221, 140824, 151750, 169960, 176030, 203000, 212450, 246442, 303500, 352060, 424900, 440075, 492884, 531125, 607000, 616105, 704120, 849800, 880150, 985768, 1062250, 1232210, 1760300, 2124500, 2200375, 2464420, 3080525, 3520600, 4249000, 4400750, 4928840, 6161050, 8801500, 12322100, 15402625, 17603000, 24644200, 30805250, 61610500, 123221000]

約数ペア:

[(1, 123221000), (2, 61610500), (4, 30805250), (5, 24644200), (7, 17603000), (8, 15402625), (10, 12322100), (14, 8801500), (20, 6161050), (25, 4928840), (28, 4400750), (29, 4249000), (35, 3520600), (40, 3080525), (50, 2464420), (56, 2200375), (58, 2124500), (70, 1760300), (100, 1232210), (116, 1062250), (125, 985768), (140, 880150), (145, 849800), (175, 704120), (200, 616105), (203, 607000), (232, 531125), (250, 492884), (280, 440075), (290, 424900), (350, 352060), (406, 303500), (500, 246442), (580, 212450), (607, 203000), (700, 176030), (725, 169960), (812, 151750), (875, 140824), (1000, 123221), (1015, 121400), (1160, 106225), (1214, 101500), (1400, 88015), (1450, 84980), (1624, 75875), (1750, 70412), (2030, 60700), (2428, 50750), (2900, 42490), (3035, 40600), (3500, 35206), (3625, 33992), (4060, 30350), (4249, 29000), (4856, 25375), (5075, 24280), (5800, 21245), (6070, 20300), (7000, 17603), (7250, 16996), (8120, 15175), (8498, 14500), (10150, 12140)]