2161036360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{33703}}^1$

素因数の和:33950

約数の個数: 64

約数和(自身を含む): 5581382400

約数和(自身を除く): 3420346040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1603, 1832, 2290, 3206, 4580, 6412, 8015, 9160, 12824, 16030, 32060, 33703, 64120, 67406, 134812, 168515, 235921, 269624, 337030, 471842, 674060, 943684, 1179605, 1348120, 1887368, 2359210, 4718420, 7717987, 9436840, 15435974, 30871948, 38589935, 54025909, 61743896, 77179870, 108051818, 154359740, 216103636, 270129545, 308719480, 432207272, 540259090, 1080518180, 2161036360]

約数ペア:

[(1, 2161036360), (2, 1080518180), (4, 540259090), (5, 432207272), (7, 308719480), (8, 270129545), (10, 216103636), (14, 154359740), (20, 108051818), (28, 77179870), (35, 61743896), (40, 54025909), (56, 38589935), (70, 30871948), (140, 15435974), (229, 9436840), (280, 7717987), (458, 4718420), (916, 2359210), (1145, 1887368), (1603, 1348120), (1832, 1179605), (2290, 943684), (3206, 674060), (4580, 471842), (6412, 337030), (8015, 269624), (9160, 235921), (12824, 168515), (16030, 134812), (32060, 67406), (33703, 64120)]