155820560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4153}}^1$

素因数の和:4240

約数の個数: 80

約数和(自身を含む): 420318336

約数和(自身を除く): 264497776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1340, 1876, 2345, 2680, 3752, 4153, 4690, 5360, 7504, 8306, 9380, 16612, 18760, 20765, 29071, 33224, 37520, 41530, 58142, 66448, 83060, 116284, 145355, 166120, 232568, 278251, 290710, 332240, 465136, 556502, 581420, 1113004, 1162840, 1391255, 1947757, 2226008, 2325680, 2782510, 3895514, 4452016, 5565020, 7791028, 9738785, 11130040, 15582056, 19477570, 22260080, 31164112, 38955140, 77910280, 155820560]

約数ペア:

[(1, 155820560), (2, 77910280), (4, 38955140), (5, 31164112), (7, 22260080), (8, 19477570), (10, 15582056), (14, 11130040), (16, 9738785), (20, 7791028), (28, 5565020), (35, 4452016), (40, 3895514), (56, 2782510), (67, 2325680), (70, 2226008), (80, 1947757), (112, 1391255), (134, 1162840), (140, 1113004), (268, 581420), (280, 556502), (335, 465136), (469, 332240), (536, 290710), (560, 278251), (670, 232568), (938, 166120), (1072, 145355), (1340, 116284), (1876, 83060), (2345, 66448), (2680, 58142), (3752, 41530), (4153, 37520), (4690, 33224), (5360, 29071), (7504, 20765), (8306, 18760), (9380, 16612)]