320440912

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:449

約数の個数: 80

約数和(自身を含む): 701455104

約数和(自身を除く): 381014192

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 121, 164, 176, 242, 328, 367, 451, 484, 656, 734, 902, 968, 1331, 1468, 1804, 1936, 2662, 2936, 3608, 4037, 4961, 5324, 5872, 7216, 8074, 9922, 10648, 15047, 16148, 19844, 21296, 30094, 32296, 39688, 44407, 54571, 60188, 64592, 79376, 88814, 109142, 120376, 165517, 177628, 218284, 240752, 331034, 355256, 436568, 488477, 662068, 710512, 873136, 976954, 1324136, 1820687, 1953908, 2648272, 3641374, 3907816, 7282748, 7815632, 14565496, 20027557, 29130992, 40055114, 80110228, 160220456, 320440912]

約数ペア:

[(1, 320440912), (2, 160220456), (4, 80110228), (8, 40055114), (11, 29130992), (16, 20027557), (22, 14565496), (41, 7815632), (44, 7282748), (82, 3907816), (88, 3641374), (121, 2648272), (164, 1953908), (176, 1820687), (242, 1324136), (328, 976954), (367, 873136), (451, 710512), (484, 662068), (656, 488477), (734, 436568), (902, 355256), (968, 331034), (1331, 240752), (1468, 218284), (1804, 177628), (1936, 165517), (2662, 120376), (2936, 109142), (3608, 88814), (4037, 79376), (4961, 64592), (5324, 60188), (5872, 54571), (7216, 44407), (8074, 39688), (9922, 32296), (10648, 30094), (15047, 21296), (16148, 19844)]