438804520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{142469}}^1$

素因数の和:142498

約数の個数: 64

約数和(自身を含む): 1230940800

約数和(自身を除く): 792136280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 142469, 284938, 569876, 712345, 997283, 1139752, 1424690, 1567159, 1994566, 2849380, 3134318, 3989132, 4986415, 5698760, 6268636, 7835795, 7978264, 9972830, 10970113, 12537272, 15671590, 19945660, 21940226, 31343180, 39891320, 43880452, 54850565, 62686360, 87760904, 109701130, 219402260, 438804520]

約数ペア:

[(1, 438804520), (2, 219402260), (4, 109701130), (5, 87760904), (7, 62686360), (8, 54850565), (10, 43880452), (11, 39891320), (14, 31343180), (20, 21940226), (22, 19945660), (28, 15671590), (35, 12537272), (40, 10970113), (44, 9972830), (55, 7978264), (56, 7835795), (70, 6268636), (77, 5698760), (88, 4986415), (110, 3989132), (140, 3134318), (154, 2849380), (220, 1994566), (280, 1567159), (308, 1424690), (385, 1139752), (440, 997283), (616, 712345), (770, 569876), (1540, 284938), (3080, 142469)]