68931940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2633}}^1$

素因数の和:2677

約数の個数: 96

約数和(自身を含む): 191165184

約数和(自身を除く): 122233244

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1190, 1309, 1540, 1870, 2380, 2618, 2633, 3740, 5236, 5266, 6545, 10532, 13090, 13165, 18431, 26180, 26330, 28963, 36862, 44761, 52660, 57926, 73724, 89522, 92155, 115852, 144815, 179044, 184310, 202741, 223805, 289630, 313327, 368620, 405482, 447610, 492371, 579260, 626654, 810964, 895220, 984742, 1013705, 1253308, 1566635, 1969484, 2027410, 2461855, 3133270, 3446597, 4054820, 4923710, 6266540, 6893194, 9847420, 13786388, 17232985, 34465970, 68931940]

約数ペア:

[(1, 68931940), (2, 34465970), (4, 17232985), (5, 13786388), (7, 9847420), (10, 6893194), (11, 6266540), (14, 4923710), (17, 4054820), (20, 3446597), (22, 3133270), (28, 2461855), (34, 2027410), (35, 1969484), (44, 1566635), (55, 1253308), (68, 1013705), (70, 984742), (77, 895220), (85, 810964), (110, 626654), (119, 579260), (140, 492371), (154, 447610), (170, 405482), (187, 368620), (220, 313327), (238, 289630), (308, 223805), (340, 202741), (374, 184310), (385, 179044), (476, 144815), (595, 115852), (748, 92155), (770, 89522), (935, 73724), (1190, 57926), (1309, 52660), (1540, 44761), (1870, 36862), (2380, 28963), (2618, 26330), (2633, 26180), (3740, 18431), (5236, 13165), (5266, 13090), (6545, 10532)]