128885295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{739}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 259153920

約数和(自身を除く): 130268625

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 151, 165, 231, 385, 453, 739, 755, 1057, 1155, 1661, 2217, 2265, 3171, 3695, 4983, 5173, 5285, 8129, 8305, 11085, 11627, 15519, 15855, 24387, 24915, 25865, 34881, 40645, 56903, 58135, 77595, 111589, 121935, 170709, 174405, 284515, 334767, 557945, 781123, 853545, 1227479, 1673835, 2343369, 3682437, 3905615, 6137395, 8592353, 11716845, 18412185, 25777059, 42961765, 128885295]

約数ペア:

[(1, 128885295), (3, 42961765), (5, 25777059), (7, 18412185), (11, 11716845), (15, 8592353), (21, 6137395), (33, 3905615), (35, 3682437), (55, 2343369), (77, 1673835), (105, 1227479), (151, 853545), (165, 781123), (231, 557945), (385, 334767), (453, 284515), (739, 174405), (755, 170709), (1057, 121935), (1155, 111589), (1661, 77595), (2217, 58135), (2265, 56903), (3171, 40645), (3695, 34881), (4983, 25865), (5173, 24915), (5285, 24387), (8129, 15855), (8305, 15519), (11085, 11627)]