280147888

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{3373}}^1$

素因数の和:3589

約数の個数: 40

約数和(自身を含む): 564807600

約数和(自身を除く): 284659712

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 179, 232, 358, 464, 716, 1432, 2864, 3373, 5191, 6746, 10382, 13492, 20764, 26984, 41528, 53968, 83056, 97817, 195634, 391268, 603767, 782536, 1207534, 1565072, 2415068, 4830136, 9660272, 17509243, 35018486, 70036972, 140073944, 280147888]

約数ペア:

[(1, 280147888), (2, 140073944), (4, 70036972), (8, 35018486), (16, 17509243), (29, 9660272), (58, 4830136), (116, 2415068), (179, 1565072), (232, 1207534), (358, 782536), (464, 603767), (716, 391268), (1432, 195634), (2864, 97817), (3373, 83056), (5191, 53968), (6746, 41528), (10382, 26984), (13492, 20764)]