128776872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20717}}^1$

素因数の和:20770

約数の個数: 64

約数和(自身を含む): 377896320

約数和(自身を除く): 249119448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 6216, 20717, 41434, 62151, 82868, 124302, 145019, 165736, 248604, 290038, 435057, 497208, 580076, 766529, 870114, 1160152, 1533058, 1740228, 2299587, 3066116, 3480456, 4599174, 5365703, 6132232, 9198348, 10731406, 16097109, 18396696, 21462812, 32194218, 42925624, 64388436, 128776872]

約数ペア:

[(1, 128776872), (2, 64388436), (3, 42925624), (4, 32194218), (6, 21462812), (7, 18396696), (8, 16097109), (12, 10731406), (14, 9198348), (21, 6132232), (24, 5365703), (28, 4599174), (37, 3480456), (42, 3066116), (56, 2299587), (74, 1740228), (84, 1533058), (111, 1160152), (148, 870114), (168, 766529), (222, 580076), (259, 497208), (296, 435057), (444, 290038), (518, 248604), (777, 165736), (888, 145019), (1036, 124302), (1554, 82868), (2072, 62151), (3108, 41434), (6216, 20717)]