268509080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6899}}^1$

素因数の和:7056

約数の個数: 64

約数和(自身を含む): 695520000

約数和(自身を除く): 427010920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5560, 6899, 7784, 9730, 13798, 19460, 27596, 34495, 38920, 48293, 55192, 68990, 96586, 137980, 193172, 241465, 275960, 386344, 482930, 958961, 965860, 1917922, 1931720, 3835844, 4794805, 6712727, 7671688, 9589610, 13425454, 19179220, 26850908, 33563635, 38358440, 53701816, 67127270, 134254540, 268509080]

約数ペア:

[(1, 268509080), (2, 134254540), (4, 67127270), (5, 53701816), (7, 38358440), (8, 33563635), (10, 26850908), (14, 19179220), (20, 13425454), (28, 9589610), (35, 7671688), (40, 6712727), (56, 4794805), (70, 3835844), (139, 1931720), (140, 1917922), (278, 965860), (280, 958961), (556, 482930), (695, 386344), (973, 275960), (1112, 241465), (1390, 193172), (1946, 137980), (2780, 96586), (3892, 68990), (4865, 55192), (5560, 48293), (6899, 38920), (7784, 34495), (9730, 27596), (13798, 19460)]