287214032

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{971}}^1$

素因数の和:1144

約数の個数: 80

約数和(自身を含む): 674956800

約数和(自身を除く): 387742768

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 139, 152, 266, 278, 304, 532, 556, 971, 973, 1064, 1112, 1942, 1946, 2128, 2224, 2641, 3884, 3892, 5282, 6797, 7768, 7784, 10564, 13594, 15536, 15568, 18449, 18487, 21128, 27188, 36898, 36974, 42256, 54376, 73796, 73948, 108752, 129143, 134969, 147592, 147896, 258286, 269938, 295184, 295792, 516572, 539876, 944783, 1033144, 1079752, 1889566, 2066288, 2159504, 2564411, 3779132, 5128822, 7558264, 10257644, 15116528, 17950877, 20515288, 35901754, 41030576, 71803508, 143607016, 287214032]

約数ペア:

[(1, 287214032), (2, 143607016), (4, 71803508), (7, 41030576), (8, 35901754), (14, 20515288), (16, 17950877), (19, 15116528), (28, 10257644), (38, 7558264), (56, 5128822), (76, 3779132), (112, 2564411), (133, 2159504), (139, 2066288), (152, 1889566), (266, 1079752), (278, 1033144), (304, 944783), (532, 539876), (556, 516572), (971, 295792), (973, 295184), (1064, 269938), (1112, 258286), (1942, 147896), (1946, 147592), (2128, 134969), (2224, 129143), (2641, 108752), (3884, 73948), (3892, 73796), (5282, 54376), (6797, 42256), (7768, 36974), (7784, 36898), (10564, 27188), (13594, 21128), (15536, 18487), (15568, 18449)]